Q: Fact 1: The digestive system breaks food into nutrients for the body. Fact 2: Raw proteins provide nutrients for regeneration of cells, promoting healing, youth and longevity. Given the two facts above, what provides the regeneration of cells for the body?

OPTIONS:
- Thyroid-stimulating hormone
- the kiln
- Earthworms
- the kitchen
- the digestive system
- prolactin release
- Pituitary gland
- the corona

A: the digestive system

input: OPTIONS:
- Due to their coloring
- Due to their feet
- To keep their body heat.
- Due to their diet
- animals with backbones
- Males and females
- it keeps an organism warm
- Due to their quacks Now, answer this question: Fact 1: Webbed feet are used for moving faster through water by aquatic animals. Fact 2: All ducks have webbed feet. Given the two facts above, why do ducks move faster through water?
A:
output: Due to their feet

Fact 1: Mutation creates new genetic variation in a gene pool. Fact 2: Genetic variation is the basis for natural selection. Given the two facts above, what is the basis for natural selection?

OPTIONS:
- animals
- Artificial construct
- stasis
- root growth
- mutation
- magic
- trees
- competition

Answer: mutation

Problem: OPTIONS:
- infants
- heat or cold
- insects
- sensory neurons
- scientists
- people
- humans
- reptiles
Q: Fact 1: Ethologists usually study how animals behave in their natural environment. Fact 2: Ethologists are scientists who study animals in their natural habitats. Given the two facts above, there are what who study how animals behave in their natural environment.?
Answer: scientists

Problem:OPTIONS:
- Movement of an air mass
- crackling
- Veins and arteries.
- electromagnetic energy
- house
- fire
- muscle contractions
- aerobic capacity

Fact 1: Mammals can also generate little bursts of heat by shivering. Fact 2: Shivering causes muscle contractions to warm the body. Given the two facts above, mammals can also generate little bursts of heat through what?
****
A: muscle contractions

Problem:OPTIONS:
- because of Darwin
- competition
- due to fertilization
- due to asexual reproduction
- through evolution
- the body's largest organ
- Earth orbiting the Sun
- Riding a bike

Fact 1: Behaviors that improve fitness increase through natural selection. Fact 2: Natural selection is the mechanism of evolution. Given the two facts above, how do behaviors that improve fitness increase?
****
A:
through evolution