input with options: Fact 1: Preventing the transfer of heat from an organims 's body causes that organism to keep warm. Fact 2: Fur or feathers help hold heat in, but some body heat always escapes. Given the two facts above, what does fur do?
OPTIONS:
- it serves as food
- refract or absorb.
- It helps them survive
- absorb light energy
- it catches fire
- it drowns the organism
- structure and function
- it keeps an organism warm
output: it keeps an organism warm

input with options: Fact 1: Insulin helps cells take up glucose from the blood. Fact 2: For instance, glucose is a sugar. Given the two facts above, what does insulin help take up from the blood?
OPTIONS:
- fat
- diabetes
- sugar
- Joules
- red blood cells
- plasma
- Energy.
- Energy
output: sugar

input with options: Fact 1: Evolution occurs by a process called natural selection. Fact 2: Birth and death are natural processes. Given the two facts above, what occurs through birth and death?
OPTIONS:
- sleep
- illness
- anemia
- tearing
- Leptospirosis
- nature
- starvation
- evolution
output: evolution

input with options: Fact 1: Animals can communicate with sounds, chemicals, or visual cues. Fact 2: Perception of sound Sound is a wave. Given the two facts above, animals communicate through what?
OPTIONS:
- chemicals
- A wave
- fur
- nerves
- A vacuum
- A telephone
- A particle
- Movement
output:
A wave