You are presented with the quiz "What is generally similar across species?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "mating is generally preceded by courtship" and "courtship is similar across species". So, what's the best answer to the question?
OPTIONS:
- tail fins
- our star
- the eyes
- vision
- mating
- Flowers
- bushes
- alpacas
mating
You are presented with the quiz "Animals that tend to have complex nervous systems are missing what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "most invertebrates have a more complex nervous system" and "invertebrates are animals without a backbone". So, what's the best answer to the question?
OPTIONS:
- Energy
- Energy.
- nervous system
- Chlorophyll
- backbone
- alleles
- abdomen
- brain

Answer: backbone
Question: You are presented with the quiz "Structures coil when, and are made of DNA and proteins?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "chromosomes are coiled structures made of DNA and proteins" and "during prophase the chromosomes coil up". So, what's the best answer to the question?
OPTIONS:
- during the night
- they bend
- during prophase
- during reproduction
- an organism's body
- solid, liquid, gas
- during protein absorbtion
- Veins and arteries.
Answer: during prophase
input with options: You are presented with the quiz "How does a battery work?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "abattery converts chemical energy into electrical energy" and "electricity is a form of energy and is sometimes called electrical energy". So, what's the best answer to the question?
OPTIONS:
- dormant state
- hydrogen and oxygen
- Throwing it away
- Charging it
- It converts power
- Plugging it in
- It remains dormant
- to move people
output: It converts power
Q: You are presented with the quiz "Gases from burning coal and and oil dissolving in the atmosphere can cause what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "gases from burning coal and oil dissolving in water in the atmosphere causes acid rain" and "acid rain comes from polluted clouds". So, what's the best answer to the question?

OPTIONS:
- polluted rain
- disease
- humidity
- thunderstorms
- snow
- contamination
- Temperature
- harmful substances

A: polluted rain
You are presented with the quiz "Paralytic shellfish cause harm to what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "poison causes harm to living things" and "poisoning is similar to paralytic shellfish poisoning ". So, what's the best answer to the question?
OPTIONS:
- their environment
- most cephalopods
- their ecosystem
- themselves
- coral reefs
- animals
- living things
- circulatory systems
living things