Problem: OPTIONS:
- graptolites
- members of their own species
- ova and spermatozoa
- salt and pepper
- mitosis
- peachleaf willow
- bacteria
- light energy
Q: Fact 1: Fertilization of gametes produces a diploid zygote. Fact 2: Examples of gametes are ova and spermatozoa. Given the two facts above, what is fertilized to produce a diploid zygote?
Answer: ova and spermatozoa

Problem:OPTIONS:
- the Sun's rays
- peachleaf willow
- engines
- oxygen
- photosynthesis
- photons
- air
- hydrogen and oxygen

Fact 1: Energy is used for heating a building by a heating system. Fact 2: Solar energy is the energy in the sun's rays. Given the two facts above, what can be used for heating a building by a heating system?
****
A: the Sun's rays

Fact 1: Pathogens can cause disease. Fact 2: Mad Cow disease is a concern. Given the two facts above, what can cause Mad Cow?
OPTIONS:
- Pollution
- bacteria
- cows
- horses
- illness
- pathogens
- influenza
- chickenpox
pathogens

Fact 1: Earth orbiting the Sun causes seasons to change. Fact 2: Weather changes from season to season. Given the two facts above, earth orbiting the Sun causes changes to what?
OPTIONS:
- weather
- sunlight
- colors
- food
- herds
- water
- earth
- climate

Answer: weather

Question: Fact 1: Amold spore has a negative impact on the respiratory system. Fact 2: Pulmonologists treat lungs and respiratory systems. Given the two facts above, who can treat issues caused by mold spores?
OPTIONS:
- herbicide
- podiatrists
- physical therapists
- dentists
- radiography
- one celled organisms
- graptolites
- pulmonologists
Answer: pulmonologists

input: OPTIONS:
- nutrients
- Proteins
- Greenhouse gases
- pain
- gasoline
- Heat energy
- Energy.
- coal Now, answer this question: Fact 1: Cooking food requires adding heat energy. Fact 2: Many of foods that humans eat are cooked, recooked, and then warmed up. Given the two facts above, what do humans add to their food?
A:
output:
Heat energy