Problem:OPTIONS:
- lungs
- the heart
- the spinal cord
- blood vessel

Q: The procedure known as angioplasty is used when what part of the circulatory system is clogged? A:
****
A: blood vessel

Q: What happened to earth's species during the permian period? A:
OPTIONS:
- evolution
- duplication
- division
- mass extinction
mass extinction

Q: What is the basis of enzyme classification? A:
OPTIONS:
- their shape
- their color
- their mass
- reactions they catalyze

Answer: reactions they catalyze

Question: Q: What is the name of the body system that fights to protect the body from specific pathogens? A:
OPTIONS:
- allergic response
- warning system
- infectious system
- immune system
Answer: immune system

input with options: Q: Planets are held by the force of gravity in elliptical orbits around what? A:
OPTIONS:
- earth
- mars
- jupitor
- sun
output: sun

Problem: OPTIONS:
- accumulation
- filtration
- photosynthesis
- digestion
Q: Q: Dietary proteins are broken down into amino acids during what process? A:
Answer:
digestion