Q: What are telescopes that use lenses to bend light called? A:
OPTIONS:
- reflecting telescopes
- sliding telescopes
- layering telescopes
- refracting telescopes

Answer: refracting telescopes

Question: Q: An antigen is a molecule that reacts with some component of the what response? A:
OPTIONS:
- digestion
- fight or flight
- hormones
- immune
Answer: immune

input with options: Q: What property makes bone marrow cells ideal for gene therapy? A:
OPTIONS:
- behavior reproduction
- irreversible reproduction
- Matching
- lifelong reproduction
output: lifelong reproduction

Q: Q: Light retains its original color under water because what remains the same when light is refracted? A:

OPTIONS:
- wave length
- density
- sound
- frequency

A: frequency

input: OPTIONS:
- greater pressure
- greater density
- higher temperature
- lower density Now, answer this question: Q: What property of warm air causes it to rise above cold air? A:
A:
output: lower density

Question: Q: The organ systems of the body work together to carry out life processes and maintain what? A:
OPTIONS:
- movement
- freshness
- consciousness
- homeostasis
Answer:
homeostasis