Fact 1: If a living thing becomes too cold then that living thing will die. Fact 2: And without adequate calories, the birds die from the cold. Given the two facts above, answer the question "What will a bird die without?" with the following options: - life - Light - energy - fats - water - Limbs - oxygen - food
food

Fact 1: Platypus females lay their eggs in a burrow. Fact 2: Many species dig burrows in the ground. Given the two facts above, answer the question "Where do platypus females lay their eggs?" with the following options: - swea - tree - bushes - fields - ground - autumn - plate - holder
ground

Q: Fact 1: If an animal lives under ground then that animal will be protected from a wild fire. Fact 2: Prairie dogs live in underground burrows. Given the two facts above, answer the question "What are prairie dogs protected from?" with the following options: - colder weather - deforestation - sun's heat - disease - threatened - a wild fire - A virus - cold air
A: a wild fire

Question: Fact 1: Along tail can be used to move through water by an animal. Fact 2: Thresher sharks are long-tailed subtropical fish that swim along the surface. Given the two facts above, answer the question "What do thresher sharks move through?" with the following options: - biome - rivers - Fish - oceans - Soil - Sediment - gills - Water
Answer: Water

*Question*
Fact 1: Antigens are molecules that the immune system recognizes as foreign to the body. Fact 2: Antigens prompt the body to produce antibodies. Given the two facts above, answer the question "Antigens are molecules that prompt the what of antibodies?" with the following options: - termination - failure - humans - decrease - production - anemia - rapid expansion - kinetic
**Answer**
production

Fact 1: Threatening behavior causes a fight-or-flight response in animals. Fact 2: Behavior modification involves unlearning a behavior or action. Given the two facts above, answer the question "A fight and flight response happens after an animal is what?" with the following options: - threatens - dormant state - mating - inactive - eats - imbalanced - kills - fights
threatens