Question: Q: What is the name of the muscle that contracts to cause the joint to straighten? A:
OPTIONS:
- flexor
- abductor
- opposing
- extensor
Answer: extensor

input with options: Q: The partial pressure of each gas in a mixture is proportional to its what? A:
OPTIONS:
- chemical fraction
- lactic fraction
- mesh fraction
- mole fraction
output: mole fraction

Q: Q: What term means the amount of a substance required to form a saturated solution in a given amount of solvent at a specified temperature? A:

OPTIONS:
- viscosity
- concentration
- turbidity
- solubility

A: solubility

input: OPTIONS:
- lungs, brain
- lungs, spinal cord
- brain, heart
- brain, spinal cord Now, answer this question: Q: What are the two main parts of the human nervous system? A:
A:
output: brain, spinal cord

Q: Energy from sunlight is absorbed by what pigment in the thylakoid membrane of chloroplasts? A:

OPTIONS:
- tannin
- keratin
- melatonin
- chlorophyll

Answer: chlorophyll

Q: Q: What force is perpendicular to velocity and causes uniform circular motion? A:

OPTIONS:
- centripetal torque
- circular friction
- tangential force
- centripetal force

A:
centripetal force