Q: How long are microfilaments? A:
OPTIONS:
- 9 nm
- 4 nm
- 7 m
- 7 nm

Answer: 7 nm

Question: Q: What is the name given to anything that has mass and takes up space? A:
OPTIONS:
- organism
- molecule
- vacuum
- matter
Answer: matter

input with options: Q: What rigid external structure protects shellfish and other animals and provides points of attachment for the muscles that move the appendages? A:
OPTIONS:
- claw
- cocoon
- membrane
- exoskeleton
output: exoskeleton

Q: Q: What is the process of making an observation in terms of a numerical scale and recording the value? A:

OPTIONS:
- ambient
- respiration
- graduation
- measurement

A: measurement

input: OPTIONS:
- virus
- pests
- algae
- bacteria Now, answer this question: Q: A type of what in a cow's gut enables the animal to digest grass? A:
A:
output: bacteria

Question: Q: What bodily system is primarily responsible for fighting pathogens in the body? A:
OPTIONS:
- digestion
- Cardiovascular
- Muscular
- immune
Answer:
immune