input with options: Q: Humans need lipids for many vital functions such as storing energy and forming what? A:
OPTIONS:
- ionic bonds
- zygotes
- enzymes
- cell membranes
output: cell membranes

Q: Q: Why does water infiltrate the ground? A:

OPTIONS:
- gravity
- prolonged drought conditions
- run-off from flooding
- because soil and rocks are porous

A: because soil and rocks are porous

input: OPTIONS:
- southwest and south
- east and west
- west and south
- north and south Now, answer this question: Q: What are the earth's two poles called? A:
A:
output: north and south

Q: What are small organelles and are the site of protein synthesis? A:

OPTIONS:
- nucleus
- vacuoles
- chloroplasts
- ribosomes

Answer: ribosomes

Problem: OPTIONS:
- pipe joint
- toe joint
- frame joint
- hinge joint
Q: Q: The elbow is an example of a what type of joint? A:
Answer: hinge joint

Q: What is the term for a symbiotic relationship in which one species benefits while the other species is not affected? A:

OPTIONS:
- parasitism
- mutualism
- pollenation
- commensalism

Answer:
commensalism