niryuu/sni-each-converted huggingface dataset:
Fact 1: HIV infects and destroys helper T cells. 
Fact 2: T cells- also known as T lymphocyte.
Output: T lymphocytes are infected and destroyed by HIV.
Fact 1: if soil is permeable then water easily flows through that soil. 
Fact 2: Vegetation is what makes soil permeable.
Output: Vegetation allows water to easily flow through soil.
Fact 1: protein is used to repair cells by the human body. 
Fact 2: Meat, fish and chicken are rich sources of protein.
Output: Meat, fish and chicken are used to repair cells by the human body.
Fact 1: Precipitation falls on the windward side of the mountain range. 
Fact 2: Sheep tend to favour the windward side of a paddock.
Output: Sheep tend to favor the side of a mountain with more precipitation.
Fact 1: a pesticide is used for protecting plants by killing insects. 
Fact 2: All pesticides that contain DDT are dangerous pesticides.
Output: DDT is used to protect plants by killing insects.
Fact 1: DNA replication is the process in which DNA is copied. 
Fact 2: DNA DNA is deoxyribonucleic acid.
Output: deoxyribonucleic acid replication is the process in which deoxyribonucleic acid is copied.
Fact 1: DNA replication is the process in which DNA is copied. 
Fact 2: DNA DNA is deoxyribonucleic acid.
Output: deoxyribonucleic acid replication is the process in which it is copied.
Fact 1: Many corals secrete an exoskeleton that builds up to become a coral reef. 
Fact 2: An insect has a hard outer covering called an exoskeleton.
Output: Many corals secrete a hard outer covering that builds up to become a coral reef.
Fact 1: Hormones are chemical messengers that control many body functions. 
Fact 2: Glands release hormones in response to other hormones ii.
Output: glands release chemical messengers that control many body functions.
Fact 1: Light enters the eye through an opening called the pupil. 
Fact 2: Eyes used for seeing ahead and balance.
Output: light is used for seeing ahead.
Fact 1: an incandescent light bulb converts electricity into light by sending electricity through a filament. 
Fact 2: Most of the yard lamps are incandescent.
Output: most yard lamps convert electricity to light using a filament.
Fact 1: Experiments are often done in a lab. 
Fact 2: Labs exist to make money.
Output: experiments often exist to make money.
Fact 1: Many consumers feed at more than one trophic level. 
Fact 2: Consumers include insects and animals.
Output: Many insects and animals feed at more than one trophic level.
Fact 1: Butter is a fat that is a solid at room temperature. 
Fact 2: Butter contains saturated fats.
Output: saturated fat is solid at room temperature.
Fact 1: Sperm pass out of the body through the urethra. 
Fact 2: From there, urine is expelled through the urethra and out of the body.
Output: Sperm pass out of the body through where urine is expelled.
Fact 1: faulting of rock in Earth 's crust causes earthquakes. 
Fact 2: Earthquakes and tremors are common in Yellowstone.
Output: faulting of rock in Earth 's crust causes tremors.
Fact 1: Carbon cycles quickly between organisms and the atmosphere. 
Fact 2: Atmosphere is the blanket of air around the earth.
Output: Carbon cycles quickly between organisms and the blanket of air around the earth.
Fact 1: increasing heat causes thermal expansion. 
Fact 2: Thermal burns are caused by exposure to heat.
Output: thermal expansion can cause burns.
Fact 1: friction causes the temperature of an object to increase. 
Fact 2: If there is no movement friction is zero.
Output: Movement causes the temperature of an object to increase.
Fact 1: powering an electrical device with a battery requires a path for electricity to flow through a closed circuit. 
Fact 2: Batteries are electro-chemical devices.
Output: An electrical device can be powered with an electro-chemical device.
Fact 1: Migrants typically travel long distances. 
Fact 2: Distance Finder Find the distance between two places.
Output: Migrants usually travel between two places fa away from each other.
Fact 1: Organisms that live in marine biomes must be adapted to the salt in the water. 
Fact 2: Estuaries display characteristics of both marine and freshwater biomes.
Output: Organisms that live in estuaries must be adapted to the salt in the water.
Fact 1: hunting requires seeing prey. 
Fact 2: Predators attack, kill and eat prey.
Output: Hunting allows for predators to attack, then kill and eat.
Fact 1: Mammals can also generate little bursts of heat by shivering. 
Fact 2: Intense shivering and severe pain are natural body reflexes to cold water.
Output: Mammals can also generate little bursts of heat using natural body reflexes to cold water.
Fact 1: Fractures heal when osteoclasts form new bone. 
Fact 2: Fractures A fracture is a break in the bone.
Output: Breaks in the bone heal when osteoclasts form new bone.
Fact 1: Fractures heal when osteoclasts form new bone. 
Fact 2: Fractures A fracture is a break in the bone.
Output: bone breaks heal when osteoclasts form new bone.
Fact 1: infection can cause bodily tissues to swell. 
Fact 2: An infection is an invasion of the body by bacteria.
Output: An invasion of the body by bacteria can cause body tissues to swell.
Fact 1: Blood pressure is highest in arteries and lowest in veins. 
Fact 2: Blood Pressure Blood Pressure Blood pressure is the force of the blood on the artery walls.
Output: The force of blood is highest in arteries and lowest in veins.
Fact 1: Blood pressure is highest in arteries and lowest in veins. 
Fact 2: Blood Pressure Blood Pressure Blood pressure is the force of the blood on the artery walls.
Output: force is highest in arteries and lowest in veins.
Fact 1: lack of moisture in the air causes low amounts of rainfall. 
Fact 2: If rainfall is low, triazine residue carryover can reduce yields of cereal crops.
Output: Lack of moisture in the air can cause triazine residue to  reduce yields of cereal crops.
Fact 1: ice wedging is when ice causes rocks to crack by expanding in openings. 
Fact 2: Freezing water expands cracking and breaking the rocks.
Output: Ice wedging is when freezing water expands and breaks rocks.
Fact 1: Flagella help prokaryotes move. 
Fact 2: Flagella and cilia are similar in structure.
Output: cilia help in movement.
Fact 1: Flagella help prokaryotes move. 
Fact 2: Flagella and cilia are similar in structure.
Output: something similar in structure to cilia help prokaryotes move.
Fact 1: fire converts chemical energy into light and heat energy. 
Fact 2: Fuel is considered a chemical energy.
Output: Fuel converts into light and heat.
Fact 1: an animal requires air for survival. 
Fact 2: Air is primarily oxygen and nitrogen.
Output: An animal requires something made primarily of oxygen and nitrogen for survival.
Fact 1: Ethanol is produced by alcoholic fermentation of the glucose in corn or other plants. 
Fact 2: Corn sugar is primarily glucose.
Output: Ethanol is produced by alcoholic fermentation of the sugar in corn.
Fact 1: Reptiles are a class of tetrapod vertebrates that produce amniotic eggs. 
Fact 2: Most reptiles, are considered to be tetrapods, or 4 legged animals.
Output: Reptiles are a class of 4 legged animals that produce amniotic eggs.
Fact 1: Bone provides protection for soft tissues and internal organs. 
Fact 2: Vertebrae, ribs, appendages, and the jaw are endoskeletal bone.
Output: Ribs provide protection for internal organs.
Fact 1: measuring the hardness of minerals requires scratching those materials. 
Fact 2: Minerals are classified by their hardness.
Output: Classifying minerals requires scratching those materials.
Fact 1: water vapor cooling causes that water vapor to condense. 
Fact 2: All carcasses are chilled with cool air for 48 hours.
Output: water vapor chilling causes that water vapor to condense.
Fact 1: adding salt to a liquid decreases the melting point of that liquid. 
Fact 2: Sodium Chloride: It is a table salt .
Output: adding sodium chloride to a liquid decreases the melting point of that liquid.
Fact 1: Bacteria may spread directly from one person to another. 
Fact 2: Thus, touching the head of another person, threatens the well being of that person.
Output: Bacteria may spread directly by touching a person's head.
Fact 1: Minerals are chemical elements that are essential for body processes. 
Fact 2: Minerals are substances found in soil.
Output: substances found in soil are chemical elements that are essential for body processes.
Fact 1: exercise increases a body 's strength. 
Fact 2: Resistance exercises are weight-lifting exercises.
Output: weight-lifting increases a body's strength.
Fact 1: Minerals are chemical elements that are essential for body processes. 
Fact 2: Water contains dissolved solids, all kinds of minerals.
Output: Something dissolved in water are chemical elements that are essential for body processes.
Fact 1: Sponges are filter feeders. 
Fact 2: Since mussels are filter-feeders, they clean water as they feed.
Output: sponges clean the water as they feed.
Fact 1: Sponges are filter feeders. 
Fact 2: Since mussels are filter-feeders, they clean water as they feed.
Output: sponges clean the water.
Fact 1: Sponges are filter feeders. 
Fact 2: Since mussels are filter-feeders, they clean water as they feed.
Output: sponges clean water.
Fact 1: absorbing energy causes objects to heat. 
Fact 2: Black objects are the best heat absorbers.
Output: Black objects are the best at getting heated.
Fact 1: if seeds stick to the fur of an animal then that seed will be transported by the animal. 
Fact 2: Budgerigars crack the seed, eat the kernel, and leave the husk.
Output: If something with a kernel sticks to the fur of an animal then it will be transported by the animal.
Fact 1: Flowing water can slowly dissolve carbon in sedimentary rock. 
Fact 2: Water which moves or flows is a force.
Output: A force of water which moves can slowly dissolve carbon in sedimentary rock.
Fact 1: matter vibrating can cause sound. 
Fact 2: Overexposure to sound can damage hearing.
Output: overexposure to vibrating matter can damage hearing.
Fact 1: Cynodonts became more mammal-like as they continued to evolve. 
Fact 2: Within cynodonts, the tritylodonts are even closer to the origin of mammals.
Output: mammals are evolved from tritylodonts.
Fact 1: an egg requires warmth to survive. 
Fact 2: And humans do come from eggs, eggs without shells, they are called ovum.
Output: Some ovum require warmth to survive.
Fact 1: Many nucleotides bind together to form a chain called a polynucleotide. 
Fact 2: RNA like DNA is a polynucleotide.
Output: Many nucleotides bind together to form DNA.
Fact 1: Many nucleotides bind together to form a chain called a polynucleotide. 
Fact 2: RNA like DNA is a polynucleotide.
Output: Many nucleotides will bind together to form RNA and DNA.
Fact 1: Many nucleotides bind together to form a chain called a polynucleotide. 
Fact 2: RNA like DNA is a polynucleotide.
Output: nucleotides bind together to form RNA.
Fact 1: travelling requires navigation. 
Fact 2: Consistent navigation Let people know where they are.
Output: Travelling requires people knowing where they are.
Fact 1: Pneumonia may be caused by an infection or injury of the lungs. 
Fact 2: Lung injuries are treated with bronchodilatory treatment.
Output: Pneumonia can be treated with bronchodilatory treatment.
Fact 1: a breathing mask is used for keeping harmful particles from entering the respiratory system. 
Fact 2: Pulmonologists treat lungs and respiratory systems.
Output: a breathing mask is used for keeping harmful particles from entering the lungs.
Fact 1: Sperm pass out of the body through the urethra. 
Fact 2: Sperm, which are made in the testicles, also go into the urethra during orgasm.
Output: sperm are made in the testicles.
Fact 1: if an object is in the sunlight then that object will absorb solar energy. 
Fact 2: An object's color determines how much solar energy it absorbs.
Output: an objects color determines how much it is affected by sunlight.
Fact 1: when water freezes , that water expands. 
Fact 2: Ice is frozen water.
Output: ice expands.
Fact 1: bees convert nectar into honey. 
Fact 2: Tea with honey is good.
Output: bees convert nectar into something for tea.
Fact 1: a calculator is used for adding. 
Fact 2: Calculator Use an online calculator.
Output: adding can be done online.
Fact 1: natural disasters can cause animals to leave an environment. 
Fact 2: Flooding is the most common natural disaster.
Output: Flooding can cause animals to leave an environment.
Fact 1: navigation requires knowing direction. 
Fact 2: Maps and travelling directions are at here .
Output: Navigation requires maps for travelling.
Fact 1: irradiating food can be used to kill existing microorganisms in the food. 
Fact 2: How Irradiation Works Food is irradiated using radioactive gamma ray sources, usually radioactive cobalt-60 or .
Output: Using radioactive gamma ray sources, existing microorganisms in food can be killed.
Fact 1: Insects may live in large colonies and have complex social behaviors. 
Fact 2: Insect colonies Insect colonies are families because all members are close relatives.
Output: Insects have more social behaviors because all family members are close relatives.
Fact 1: a plant requires photosynthesis to grow. 
Fact 2: Carbohydrates in plants are formed by photosynthesis.
Output: carbohydrates are formed in plants.
Fact 1: when an animal moves , chemical energy is converted to mechanical energy. 
Fact 2: Manatees are slow moving animals.
Output: Manatees convert chemical energy to mechanical energy.
Fact 1: Fertilization occurs when sperm swim to an egg inside an archegonium. 
Fact 2: Archegonium secretes sucrose to attract the sperm.
Output: Fertilization occurs when sperm swim to an egg inside something that secretes sucrose.
Fact 1: Fertilization occurs when sperm swim to an egg inside an archegonium. 
Fact 2: Archegonium secretes sucrose to attract the sperm.
Output: Sucrose attracts sperm to the egg for fertilization.
Fact 1: Antigens are molecules that the immune system recognizes as foreign to the body. 
Fact 2: Yes, foreigners are called Aliens.
Output: Antigens are molecules that the immune system recognizes as alien to the body.
Fact 1: Viruses are not cells at all, so they are neither prokaryotes nor eukaryotes. 
Fact 2: Prokaryotes All bacteria are prokaryotes.
Output: viruses are not bacteria.
Fact 1: Sweat wets the skin, and when it evaporates, it cools the body. 
Fact 2: Sweat is released from sweat glands beneath the skin, and as it evaporates, the skin is cooled.
Output: skin is cooled by evaporation.
Fact 1: Earthworms are important deposit feeders that help form and enrich soil. 
Fact 2: Deposit feeders ingest sediment and extract food particles.
Output: Earthworms ingest sediment and extract food particles from soil.
Fact 1: Earthworms are important deposit feeders that help form and enrich soil. 
Fact 2: Deposit feeders ingest sediment and extract food particles.
Output: Earthworms ingest sediment and extract food particles which enriches soil.
Fact 1: Earthworms are important deposit feeders that help form and enrich soil. 
Fact 2: Deposit feeders ingest sediment and extract food particles.
Output: Earthworms ingest sediment to get food particles which enriches soil.
Fact 1: Earthworms are important deposit feeders that help form and enrich soil. 
Fact 2: Deposit feeders ingest sediment and extract food particles.
Output: earthworms ingest sediment and extract food particles to help form and enrich soil.
Fact 1: Birds move their wings using muscles in the chest. 
Fact 2: Eagles are large birds.
Output: eagles move their wings using muscles in the chest.
Fact 1: Amphibians have a relatively complex circulatory system with a three-chambered heart. 
Fact 2: All frogs are amphibians.
Output: Frogs have a relatively complex circulatory system with a three-chambered heart.
Fact 1: Amphibians have a relatively complex circulatory system with a three-chambered heart. 
Fact 2: All frogs are amphibians.
Output: Frogs have a three-chambered heart.
Fact 1: Amphibians have a relatively complex circulatory system with a three-chambered heart. 
Fact 2: All frogs are amphibians.
Output: frogs have a relatively complex circulatory system with a three-chambered heart.
Fact 1: a prism is used for refracting light. 
Fact 2: Glass prisms and mirrors are used to mainipulate the light rays.
Output: prisms refract light.
Fact 1: if a tree falls then sunlight becomes available to the surrounding plants. 
Fact 2: All oaks are trees.
Output: if an oak falls then sunlight becomes available to the surrounding plants.
Fact 1: an incandescent light bulb converts electricity into light by sending electricity through a filament. 
Fact 2: Filaments are made of materials that resist the flow of current.
Output: an incandescent light bulb converts electricity into light by sending electricity through a material that resists the flow of current.
Fact 1: Cytoplasm refers to all of the cellular material inside the plasma membrane. 
Fact 2: Outer membrane is similar to the plasma membrane.
Output: Cytoplasm refers to all of the cellular material inside the outer membrane.
Fact 1: an animal usually requires a warm body temperature for survival. 
Fact 2: Survival means survival of the species.
Output: A warm body temperature helps a species to thrive.
Fact 1: Coral reefs provide food and shelter to many ocean organisms. 
Fact 2: Oceanic organisms other than fish, such as manatees and clams, are also subjects of the poems.
Output: Coral reefs provide food and shelter to many fish.
Fact 1: intense heat has a negative impact on an organism. 
Fact 2: Burns, heat cramps, heat exhaustion, and heat stroke are caused by exposure to heat.
Output: Burns are caused by intense temperatures.
Fact 1: a mold spore has a negative impact on the respiratory system. 
Fact 2: Mildew and mold spores are everywhere.
Output: mildew can affect the respiratory system.
Fact 1: Thyroid hormones increase the rate of metabolism in cells throughout the body. 
Fact 2: Metabolic rate is the rate at which food is burned for energy.
Output: thyroid hormones increase the rate of energy consumption.
Fact 1: Carbon may be stored in sedimentary rock for millions of years. 
Fact 2: Forests are a natural store of carbon.
Output: Forests naturally keep carbon.
Fact 1: Neurons transmit nerve impulses to other cells. 
Fact 2: Local anesthetics block nerve impulses.
Output: anesthetics block neuron transmissions.
Fact 1: Fertilization takes place inside the female organism. 
Fact 2: Fertilization produces a diploid zygote which develops into the next sporophyte generation.
Output: the next generation is produced from a zygote in the female organism.
Fact 1: Adult sponges are sessile. 
Fact 2: Polyps can be peduncular or sessile, and are usually viral in origin.
Output: Adult sponges have polyps.
Fact 1: heating salt water causes the water to evaporate while the salt remains. 
Fact 2: Oceans contain salt water.
Output: heating oceans causes the H2O to evaporate while the NaCl remains.
Fact 1: thirst is used to make an animal realize that it needs to replenish its bodily water by the body. 
Fact 2: Today's animal is the cow.
Output: Thirst is used to make a cow realize that it needs to replenish its bodily water by the body.
Fact 1: Chromoplasts make and store pigments. 
Fact 2: Photosynthesis Pigments Pigments are substances that absorb visible light.
Output: Chromoplasts store substances that absorb visible light.
Fact 1: fog is formed by water vapor condensing in the air. 
Fact 2: When air cools, the water vapor in the air condenses.".
Output: fog is formed when air cools.
Fact 1: the movement of an air mass over Earth 's surface causes local weather changes. 
Fact 2: Features of Earth Earth is a rocky world that is still very much alive and active.
Output: the movement of an air mass over the world's surface causes local weather changes.
Fact 1: water vapor condensing in clouds causes rain. 
Fact 2: Heavy rain or thunder storms usually cause flash floods.
Output: Water vapor condensing in clouds usually cause flash floods.
Fact 1: wiring requires an electrical conductor. 
Fact 2: Copper is an excellent conductor of electricity.
Output: wiring can be done with Copper.
Fact 1: a pesticide is used for protecting plants by killing insects. 
Fact 2: Plants are poisoned by herbicides, animals by pesticides.
Output: an herbicide poisons plants.
Fact 1: a pesticide is used for protecting plants by killing insects. 
Fact 2: Plants are poisoned by herbicides, animals by pesticides.
Output: plants are hurt by herbicides.
Fact 1: running requires a lot of energy. 
Fact 2: Racing involves running.
Output: Racing requires a lot of energy.
Fact 1: smoking causes direct damage to the lungs. 
Fact 2: When lung damage is experienced, frequently the total capacity of the respiratory system is reduced.
Output: Smoking can reduce respiratory system capacity.
Fact 1: Endocrine hormones travel throughout the body in the blood. 
Fact 2: Almost every body function is controlled by hormones released from the endocrine glands.
Output: Nearly every body function is controlled by hormones that travel through the blood.
Fact 1: poison causes harm to living things. 
Fact 2: Arsenic compounds are poisonous.
Output: Arsenic causes harm to living things.
Fact 1: poison causes harm to living things. 
Fact 2: Arsenic compounds are poisonous.
Output: Arsenic compounds cause harm to living things.
Fact 1: Plants live just about everywhere on Earth. 
Fact 2: Most plants are producers.
Output: producers live just about everywhere on Earth.
Fact 1: the gravitational pull of the Moon on Earth 's oceans causes the tides. 
Fact 2: Largest of the oceans on Earth is the Pacific Ocean .
Output: the gravitational pull of the Moon on the Pacific causes the tides.
Fact 1: Balanced eating is a way of eating that promotes good health. 
Fact 2: Good health is vital to a good life.
Output: Balanced eating promotes a good life.
Fact 1: Balanced eating is a way of eating that promotes good health. 
Fact 2: Good health is vital to a good life.
Output: balanced eating is a way of eating that promotes things vital to a good life.
Fact 1: Cells have multiple repair mechanisms to fix mutations in DNA. 
Fact 2: DNA excision repair is a major cellular response to DNA damage.
Output: Excision can be used to fix dna mutations.
Fact 1: when an electrical circuit is working properly , electrical current runs through that circuit. 
Fact 2: An electrical current is the flow of electric charge.
Output: When an electrical circuit is working properly , electric charge runs through that circuit.
Fact 1: when an electrical circuit is working properly , electrical current runs through that circuit. 
Fact 2: An electrical current is the flow of electric charge.
Output: electric charge flows in a circuit.
Fact 1: friction causes the temperature of an object to increase. 
Fact 2: An increase in temperature increases the volume.
Output: friction can cause an increase in volume.
Fact 1: friction causes the temperature of an object to increase. 
Fact 2: An increase in temperature increases the volume.
Output: friction causes the volume of an object to increase.
Fact 1: Balance is the ability to sense and maintain body position. 
Fact 2: Another part of the inner ear is used for balance.
Output: The inner ear helps with sensing and maintaining body position.
Fact 1: Bioterrorism is another potential threat in the environment. 
Fact 2: Threats to the environment are threats to life itself.
Output: A possible threat to life itself could be bioterrorism.
Fact 1: Chloroplasts contain the green pigment chlorophyll. 
Fact 2: Animals lack chloroplasts.
Output: animals do not have chlorophyll.
Fact 1: Chloroplasts contain the green pigment chlorophyll. 
Fact 2: Animals lack chloroplasts.
Output: animals lack chlorophyll.
Fact 1: Chloroplasts contain the green pigment chlorophyll. 
Fact 2: Animals lack chloroplasts.
Output: animals lack the green pigment chlorophyll.
Fact 1: Birds evolved from a group of bipedal dinosaurs called theropods. 
Fact 2: Dromaeosaurs are part of the theropod group of dinosaurs.
Output: Birds evolved from a group of bipedal dinosaurs that included Dromaeosaurs.
Fact 1: Birds evolved from a group of bipedal dinosaurs called theropods. 
Fact 2: Dromaeosaurs are part of the theropod group of dinosaurs.
Output: Dromaeosaurs are a group of dinosaurs that evolved into birds.
Fact 1: Birds evolved from a group of bipedal dinosaurs called theropods. 
Fact 2: Dromaeosaurs are part of the theropod group of dinosaurs.
Output: bids evolved from a group of bipedal dinosaurs called dromaeosaur.
Fact 1: Birds evolved from a group of bipedal dinosaurs called theropods. 
Fact 2: Dromaeosaurs are part of the theropod group of dinosaurs.
Output: birds evolved from dromaeosaurs.
Fact 1: an animal requires nutrients for survival. 
Fact 2: Animals acquire nutrients by ingestion.
Output: animals use ingestion to survive.
Fact 1: Mutations may change the structure of a chromosome or just change a single nucleotide. 
Fact 2: Mutagenic chemicals cause mutations.
Output: Mutagenic chemicals may change the structure of a nucleotide.
Fact 1: igneous rocks are formed from magma cooling. 
Fact 2: Granite is an example of an igneous rock .
Output: Granite is formed from magma cooling.
Fact 1: wiring requires an electrical conductor. 
Fact 2: Wires connected to a source of electricity.
Output: Electricity uses an electrical conductor.
Fact 1: a gasoline lawn mower converts gasoline into motion. 
Fact 2: Gasoline is a motor fuel only.
Output: lawn mowers use motors.
Fact 1: Biodiversity generally increases from the poles to the equator. 
Fact 2: Biodiversity, on the whole, increases towards the equator and decreases towards the poles.
Output: biodiversity decreases towards the poles.
Fact 1: Hagfish are noted for secreting large amounts of thick, slimy mucus. 
Fact 2: Hagfish and lampreys have no internal hard tissues at all.
Output: Creatures that have no internal hard tissues at all are noted for secreting large amounts of thick, slimy mucus.
Fact 1: Hagfish are noted for secreting large amounts of thick, slimy mucus. 
Fact 2: Hagfish and lampreys have no internal hard tissues at all.
Output: some fish without internal hard tissues secrete large amounts of thick, slimy mucus.
Fact 1: a stove is used for cooking by generating heat. 
Fact 2: Wood burning stoves provided heat for warmth and cooking.
Output: Wood burning stoves create heat for warmth.
Fact 1: a stove is used for cooking by generating heat. 
Fact 2: Gas is the source of energy for heating water and for the stove.
Output: A stove cooks with gas.
Fact 1: Birds have relatively large brains and a high level of intelligence. 
Fact 2: Large brains require large skulls.
Output: Birds have relatively large skulls and a high level of intelligence.
Fact 1: Plants release oxygen during the day but not during the night. 
Fact 2: Plants include blue pine, hemlock, spruce and oak.
Output: Blue pine releases oxygen during the day but not during the night.
Fact 1: All life relies on a relatively narrow range of pH, or acidity. 
Fact 2: If the pH level is higher or lower, aquatic life is endangered.
Output: Aquatic life is endangered if acidity is higher or lower than a narrow range.
Fact 1: a plant requires sunlight for photosynthesis. 
Fact 2: Sunlight is energy released from fusion reactions in the sun.
Output: photosynthesis requires energy from the sun.
Fact 1: if a planet becomes too hot then that planet cannot sustain life. 
Fact 2: Venus is thought to be hot because of the runaway greenhouse effect.
Output: Venus is unlikely to be able to sustain life because of a runaway greenhouse effect.
Fact 1: water vapor cooling causes that water vapor to condense. 
Fact 2: Heat energy is released as the water vapor in the air condenses.
Output: Water vapor cooling releases heat energy.
Fact 1: Head hair is especially important in preventing heat loss from the body. 
Fact 2: Bighorns have hollow hair that traps body heat.
Output: bighorns' hollow hair prevents heat loss.
Fact 1: thirst is used to make an animal realize that it needs to replenish its bodily water by the body. 
Fact 2: Animals experience hunger, thirst, fear, sickness, injury and strong maternal instincts.
Output: organisms use thirst to consume water.
Fact 1: Fertilization occurs when sperm swim to an egg inside an archegonium. 
Fact 2: Each archegonium contains a single egg that is embedded in the prothallus.
Output: fertilization occurs when sperm swim inside a single egg embedded in the prothallus.
Fact 1: Mollusks reproduce sexually. 
Fact 2: Mollusks are the second-largest invertebrate group.
Output: the second-largest invertebrate group reproduce sexually.
Fact 1: blowing air into a whistle causes air to vibrate inside the whistle. 
Fact 2: When an object moves or vibrates, the air molecules around the object also vibrate.
Output: Blowing air into a whistle causes air to move inside the whistle.
Fact 1: the uterus is used in reproduction. 
Fact 2: Babies develop in the uterus, and menstrual blood comes from the uterus.
Output: Reproduction uses the same organ as menstruation.
Fact 1: Evolution occurs by a process called natural selection. 
Fact 2: Adaptation and natural selection are discussed.
Output: Evolution occurs by a process of adaptation.
Fact 1: heating salt water causes the water to evaporate while the salt remains. 
Fact 2: Flash evaporators are used to make fresh water from salt water.
Output: Heating salt water causes the water to become fresh water.
Fact 1: a calculator is used for adding. 
Fact 2: Unlike that calculator, the abacus is a simple and much-affordable device.
Output: An abacus is used for adding.
Fact 1: skin is used for breathing air by frogs. 
Fact 2: An apathetic frog is probably a sick frog.
Output: Sickness can be caused by skin breathing problems.
Fact 1: Wetlands are extremely important biomes. 
Fact 2: Biomes are global ecosystems.
Output: Wetlands are extremely important ecosystems.
Fact 1: Wetlands are extremely important biomes. 
Fact 2: Biomes are global ecosystems.
Output: Wetlands are extremely important global ecosystems.
Fact 1: a plant requires sunlight for photosynthesis. 
Fact 2: All plants live and grow by photosynthesis.
Output: a plant requires sunlight for living and growing.
Fact 1: Pollination is the fertilization step in the sexual reproduction of plants. 
Fact 2: Pollen grains are the small male reproductive bodies of plants that fertilize female flowers.
Output: Pollen grains are small male reproductive bodies of plants used to pollinate female flowers.
Fact 1: Earth 's tilt on its rotating axis causes seasons to change. 
Fact 2: Because the daylight changes with the seasons, ActiveEarth does, too.
Output: Earth 's tilt on its rotating axis causes daylight to change.
Fact 1: electrocution causes harm to an organism. 
Fact 2: Eagles are electrocuted on powerlines.
Output: powerlines cause harm to organism.
Fact 1: the vomiting reflex is used to remove toxic material from the stomach before it is absorbed. 
Fact 2: Vomiting is a reflex controlled by a vomiting center in the brain.
Output: the throwing up center of the brain is used to remove toxic material from the stomach before it is absorbed.
Fact 1: Earth 's magnetic patterns are used for finding locations by animals that migrate. 
Fact 2: Spring and fall migrations of birds and fish animate the landscape.
Output: Earth's magnetic patterns are used for finding locations of birds and fish.
Fact 1: propulsion is used for flying by a spacecraft. 
Fact 2: Jet Propulsion Laboratory forerunner established.
Output: Jets are used for flying by spacecraft.
Fact 1: high mountains with well-rounded peaks can be formed by collision of crustal plates. 
Fact 2: On Earth, volcanoes are found mainly along the colliding boundaries of great crustal plates.
Output: Volcanoes are likely to be found near high mountains.
Fact 1: Smog contains particulates. 
Fact 2: Incinerators also generate particulate air pollution.
Output: Incinerators generate smog.
Fact 1: rocks interacting with wind over long periods of time causes weathering. 
Fact 2: Rocks weather at different rates.
Output: wind affects rocks.
Fact 1: disease has a negative impact on an organism. 
Fact 2: Influenza, or the flu, is a contagious disease caused by a virus.
Output: the flu has a negative impact on an organism.
Fact 1: Cancer is a disease that occurs when the cell cycle is no longer regulated. 
Fact 2: P16 is a regulator of the cell division cycle.
Output: Cancer is a disease that occurs when genes like P16 stop functioning properly.
Fact 1: Arteries generally carry oxygen-rich blood. 
Fact 2: Arteries and veins are blood vessels.
Output: blood vessels carry oxygen.
Fact 1: an animal requires air for survival. 
Fact 2: The Moon has no atmosphere and no air.
Output: An animal cannot survive on the moon without assistance.
Fact 1: nerves can be used to feel heat and pressure on the skin. 
Fact 2: The nerves transmit information electrically.
Output: The sensation of feeling heat and pressure on the skin is transmitted electrically.
Fact 1: Muscle contraction occurs when muscle fibers get shorter. 
Fact 2: Isometric exercise is a sustained contraction of large muscles, such as weight lifting.
Output: Weight lifting requires  shortening of of the fibers of large muscles.
Fact 1: if food is not immediately used by the body for energy then that food will be stored for future use. 
Fact 2: Storage is in body fat.
Output: if food is not immediately used for energy then that food will be converted into fat.
Fact 1: Organisms cluster around hydrothermal vents in the ocean floor. 
Fact 2: Large lobsters are found here scavenging the ocean floor.
Output: Organisms cluster around hydrothermal vents where lobsters are found.
Fact 1: Plants respond to daily and seasonal cycles and to disease. 
Fact 2: Plant diseases cause by bacteria.
Output: Plants respond to seasonal and daily cycles and to bacteria.
Fact 1: hiding can be used for avoiding predators. 
Fact 2: Camouflage and hiding help animals escape hungry predators.
Output: camouflauge can be used to avoid predators.
Fact 1: Viruses infect and live inside the cells of living organisms. 
Fact 2: Influenza viruses mutate.
Output: influenza can infect and live inside the cells of living organisms.
Fact 1: gases from burning coal and oil dissolving in water in the atmosphere causes acid rain. 
Fact 2: Coal-fired power plants contribute to acid rain.
Output: power plants can cause acid rain.
Fact 1: transpiration is when water vapor moves from plants into the atmosphere. 
Fact 2: An example of water vapor is steam.
Output: transpiration is when steam moves from plants into the atmosphere.
Fact 1: Female monotremes lack a uterus and vagina. 
Fact 2: Monotremes include the duckbill platypus.
Output: female duckbill platypus lack a uterus and vagina.
Fact 1: an egg requires warmth to survive. 
Fact 2: Inside the egg, the developing rattlesnake is nourished by the yolk of the egg.
Output: a developing rattlesnake requires warmth to survive.
Fact 1: cellular respiration is when a cell converts from oxygen and carbohydrates into carbon dioxide, water, and energy. 
Fact 2: Chemically, cellular respiration is the exact opposite of photosynthesis.
Output: the chemical opposite of photosynthesis is when cells convert oxygen and carbs into carbon dioxide, water, and energy.
Fact 1: threatening behavior causes a fight-or-flight response in animals. 
Fact 2: Hairs stand on end, the heart races and fight or flight hormones flood the body.
Output: threatening behavior causes the heart to race and hormones to flood the body.
Fact 1: Producers use energy and inorganic molecules to make food. 
Fact 2: Sun light is the provider of energy.
Output: producers use the sun and inorganic molecules to make food.
Fact 1: a mirror is used for reflecting light. 
Fact 2: Light is reflected refracted or absorbed.
Output: Mirrors don't refract or absorb light.
Fact 1: bacteria cause food poisoning. 
Fact 2: Food is flash-frozen to kill parasites and bacteria.
Output: Flash freezing food can prevent illnesses that result from poisoning.
Fact 1: chemical splashing can cause harm to humans. 
Fact 2: Toxins are chemicals that are extremely poisonous.
Output: Toxins splashing can cause harm to humans.
Fact 1: All plants have a characteristic life cycle that includes alternation of generations. 
Fact 2: All plants are of bush type.
Output: bushes have a life cycle that includes alternation of generations.
Fact 1: Chloroplasts contain the green pigment chlorophyll. 
Fact 2: Chloroplasts are the most familiar plastids.
Output: Plastids contain the green pigment chlorophyll.
Fact 1: transpiration is when water vapor moves from plants into the atmosphere. 
Fact 2: Water is made up of H2O molecules.
Output: transpiration is when H2O vapor moves from plants into the atmosphere.
Fact 1: living things all require energy for survival. 
Fact 2: Energy is used for survival and reproduction.
Output: Living things all require energy for reproduction.
Fact 1: living things all require energy for survival. 
Fact 2: Energy is used for survival and reproduction.
Output: Living things all require survival and reproduction.
Fact 1: a graduated cylinder is used to measure volume of a liquid. 
Fact 2: Liquids Liquids Liquids are the second form of matter.
Output: Graduated cylinders are used to measure the volume of the second form of matter.
Fact 1: Fungi are the only organisms that can decompose wood. 
Fact 2: Wood was made from trees, and the wood was used in many different ways.
Output: fungi can decompose trees.
Fact 1: Mollusks have a circulatory system with one or two hearts that pump blood. 
Fact 2: Blood is pumped by the heart into blood vessels called arteries.
Output: Mollusks have a circulatory system with one or two hearts that move blood into vessels called arteries.
Fact 1: harming an animal species causes that animal 's population to decrease. 
Fact 2: If mortality is greater, then the population decreases.
Output: mortality can cause a population decline.
Fact 1: a polar bear requires a cold environment. 
Fact 2: Arctic air masses are exceedingly cold, with the Arctic Ocean as their source region.
Output: a polar bear can live in the Arctic.
Fact 1: Bioterrorism is another potential threat in the environment. 
Fact 2: Antibiotics and vaccines are being stockpiled as Britain gears up to meet the bioterrorism threat.
Output: Antibiotics and vaccines are being stockpiled against another potential threat in the environment.
Fact 1: Bioterrorism is another potential threat in the environment. 
Fact 2: Antibiotics and vaccines are being stockpiled as Britain gears up to meet the bioterrorism threat.
Output: vaccines can counter threats in the environment.
Fact 1: Birds are endothermic tetrapod vertebrates. 
Fact 2: Legs define Tetrapods.
Output: Birds are endothermic vertebrates with legs.
Fact 1: Birds are endothermic tetrapod vertebrates. 
Fact 2: Legs define Tetrapods.
Output: Birds are vertebrate endotherms with legs.
Fact 1: Carbon may be stored in sedimentary rock for millions of years. 
Fact 2: Limestone is a type of sedimentary rock.
Output: Carbon may be stored in limestone for millions of years.
Fact 1: Carbon may be stored in sedimentary rock for millions of years. 
Fact 2: Limestone is a type of sedimentary rock.
Output: Carbon might be stored in limestone.
Fact 1: Carbon may be stored in sedimentary rock for millions of years. 
Fact 2: Limestone is a type of sedimentary rock.
Output: carbon may be stored in limestone for million of years.
Fact 1: Carbon may be stored in sedimentary rock for millions of years. 
Fact 2: Limestone is a type of sedimentary rock.
Output: carbon may be stored in limestone for millions of years.
Fact 1: pathogens can cause disease. 
Fact 2: Measles is a disease caused by the measles virus.
Output: pathogens can cause measles.
Fact 1: threatening behavior causes a fight-or-flight response in animals. 
Fact 2: Basic survival- fight or flight.
Output: threatening behavior causes a basic survival response in animals.
Fact 1: condensation causes clouds to form. 
Fact 2: Fog is a cloud that forms on the ground.
Output: condensation causes fog.
Fact 1: an electric stove transforms electrical energy to heat energy. 
Fact 2: For example, it takes energy to boil water on the stove.
Output: electric stoves boil water.
Fact 1: Gene flow occurs when individuals move into or out of a population. 
Fact 2: Gene flow increases genetic variation within a population.
Output: genetic variation is increased with population movement.
Fact 1: water vapor condensing in clouds causes rain. 
Fact 2: Water vapor is a gas in the air.
Output: a gas in the air condensing in clouds causes rain.
Fact 1: the color of leaves on deciduous trees usually changes in the autumn season. 
Fact 2: Douglas Fir trees have fir cones.
Output: Conifers do not change colors with the season.
Fact 1: gases released during the use of fossil fuels causes global warming. 
Fact 2: Carbon dioxide is produced by the burning of fossil fuels such as coal, oil and natural gas.
Output: Burning coal, oil, and natural gas causes global warming.
Fact 1: Adolescence is a time of significant mental, emotional, and social changes. 
Fact 2: During puberty, changes in hormones and changes in thinking contribute to mood swings.
Output: adolescence is a time of puberty.
Fact 1: Urine is the liquid waste product of the body that is excreted by the urinary system. 
Fact 2: Along with water, minerals are lost in the urine.
Output: minerals are excreted through the urinary system.
Fact 1: Sperm are deposited in the vagina during sexual intercourse. 
Fact 2: Once sperm is deposited in the vagina , it travels through the cervix and into the Fallopian tubes.
Output: Sperm travels through the cervix and into the Fallopian tubes after sexual intercourse.
Fact 1: Viruses often infect bacteria. 
Fact 2: Rhizobium bacteria are native soil bacteria and non pathogenic.
Output: Viruses can infect rhizobium.
Fact 1: competition may cause animals to fight towards members of their own species. 
Fact 2: Competition between male animals is common in nature.
Output: males fight their own species.
Fact 1: Viruses are so small that they can be seen only with an electron microscope. 
Fact 2: Where most viruses are DNA, HIV is an RNA virus.
Output: HIV is so small it can only be seen with an electron microscope.
Fact 1: a circle graph can be used to display percents. 
Fact 2: Percents are decimal fractions.
Output: A circle graph can be used to display decimal fractions.
Fact 1: a circle graph can be used to display percents. 
Fact 2: Percents are decimal fractions.
Output: Circle graphs can be used to show decimal fractions.
Fact 1: a circle graph can be used to display percents. 
Fact 2: Percents are decimal fractions.
Output: a circle graph can be used to display decimal fractions.
Fact 1: Placental mammals are the dominant land mammals. 
Fact 2: Marine mammals Marine mammals are related to land mammals.
Output: Placental mammals are related to marine mammals.
Fact 1: storms cause bodies of water to increase amount of water they contain. 
Fact 2: Water elevations can increase rapidly, often resulting in severe local flooding.
Output: Storms can cause flooding.
Fact 1: Viruses are not cells at all, so they are neither prokaryotes nor eukaryotes. 
Fact 2: Examples include influenza, rabies, HIV, and Herpes viruses.
Output: rabies are not cells.
Fact 1: Populations of viruses do not grow through cell division because they are not cells. 
Fact 2: Influenza is a disease caused by viruses.
Output: Populations of the cause of influenza do not grow through cell division because they are not cells.
Fact 1: Specialization occurs when competing species evolve different adaptations. 
Fact 2: Animals and plants evolve together, adapting to environmental conditions.
Output: specialization occurs when animals and plants evolve to environmental conditions.
Fact 1: Some mollusks are nearly microscopic. 
Fact 2: Mollusks are abundant fossils.
Output: some abundant fossils are nearly microscopic.
Fact 1: Many seeds can wait to germinate until conditions are favorable for growth. 
Fact 2: Germination is when a seed sprouts.
Output: Many seeds can wait to sprout until conditions are favorable for growth.
Fact 1: Antibiotics have no effect on viruses. 
Fact 2: Antibiotics Suspected bacterial infections are treated with antibiotics.
Output: Bacterial infections are not caused by viruses.
Fact 1: chlorophyll is used for absorbing light energy by plants. 
Fact 2: Chlorophyll is a complex molecule.
Output: Complex molecules are used for absorbing light energy by plants.
Fact 1: Excretion is the process of removing wastes and excess water from the body. 
Fact 2: Major route of excretion is in the feces.
Output: Feces are a major route of removing wastes and excess water from the body.
Fact 1: planting trees has a positive impact on an ecosystem. 
Fact 2: Biodiversity encourages a healthier ecosystem.
Output: planting trees has a positive impact on biodiversity.
Fact 1: when a hemisphere is tilted towards the sun , that hemisphere receives more direct sunlight. 
Fact 2: Direct sunlight causes higher temperatures.
Output: When a hemisphere is tilted towards the sun that hemisphere has higher temperatures.
Fact 1: when a hemisphere is tilted towards the sun , that hemisphere receives more direct sunlight. 
Fact 2: Direct sunlight causes higher temperatures.
Output: when a hemisphere is tilted towards the sun , that hemisphere receives higher temperatures.
Fact 1: if an animal sweats then that animal 's bodily water decreases. 
Fact 2: Human beings are group animals.
Output: sweating reduces a human's bodily water.
Fact 1: a mutation in the sex cells of a parent can cause a new trait to appear in the parent 's offspring. 
Fact 2: An adaptive trait helps an organism survive in a particular environment.
Output: mutation in the sex cells of a parent can help the offspring survive.
Fact 1: Complex chemistry is needed to carry out all the functions of life. 
Fact 2: Genes control the complex chemistry of the body and are passed on from patients to their children.
Output: Genes control what is needed to carry out all the functions of life.
Fact 1: Invertebrates are animals that lack a vertebral column, or backbone. 
Fact 2: Snails and slugs are invertebrates.
Output: Snails and slugs lack a backbone.
Fact 1: Invertebrates are animals that lack a vertebral column, or backbone. 
Fact 2: Snails and slugs are invertebrates.
Output: snails lack a vertebral column.
Fact 1: lightning can cause a forest fire. 
Fact 2: Fire is essential in maintaining pine forests.
Output: Lightning can help maintain pine forests.
Fact 1: Urine is the liquid waste product of the body that is excreted by the urinary system. 
Fact 2: Acid urine is usually darker thatn alkaline urine.
Output: Liquid waste can be acidic.
Fact 1: plant reproduction often requires pollen. 
Fact 2: Hay fever or pollen allergy is the most prevalent allergy.
Output: Plant reproduction often requires something that causes allergies.
Fact 1: plant reproduction often requires pollen. 
Fact 2: Hay fever or pollen allergy is the most prevalent allergy.
Output: plant reproduction often requires something that causes allergies.
Fact 1: a drought can change the color of an environment from green to brown. 
Fact 2: Forests are being hurt by the drought.
Output: Forests are being hurt by the color of an environment from changing green to brown.
Fact 1: Marine species live mainly in shallow coastal waters. 
Fact 2: Coastal waters teem with life.
Output: Marine species live mainly in areas teeming with life.
Fact 1: Viruses often infect bacteria. 
Fact 2: Influenza viruses are restless.
Output: influenza can infect bacteria.
Fact 1: Chemical digestion occurs mainly in the small intestine. 
Fact 2: Chemical digestion and absorption of food occurs in the small intestine.
Output: absorption of food occurs in the small intestine.
Fact 1: Chemical digestion occurs mainly in the small intestine. 
Fact 2: Chemical digestion and absorption of food occurs in the small intestine.
Output: chemical absorption happens in the small intestine.
Fact 1: Butter is a fat that is a solid at room temperature. 
Fact 2: Eggs, butter or margarine keep in the cooler as they do in the refrigerator.
Output: fat that is a solid at room temperature can be kept in the cooler.
Fact 1: ultraviolet light causes sunburn. 
Fact 2: Sunburns cause the skin to become red and painful to the touch.
Output: Ultraviolet light causes skin to become red and painful to the touch.