input with options: Q: What stage in human males lasts from about ages 12 to 18 years and is controlled by hormones? A:
OPTIONS:
- childhood
- adolescence
- maturity
- puberty
output: puberty

Q: Q: What do mitochondrions have an inner and outer version of? A:

OPTIONS:
- protein
- Molecule
- Fatty Acids
- membrane

A: membrane

input: OPTIONS:
- sugars
- air
- electricity
- light Now, answer this question: Q: What do structures of the human eye collect and focus? A:
A:
output: light

Q: What is the upper-most atmosphere known as? A:

OPTIONS:
- xerosphere
- exosphere
- ionosphere
- thermosphere

Answer: thermosphere

Problem: OPTIONS:
- waves
- arrows
- electrons
- rays
Q: Q: Regardless of the mode, light is modeled as traveling in straight lines called what? A:
Answer: rays

Q: What kind of current flows in just one direction? A:

OPTIONS:
- physical current
- slow current
- Alternating current
- direct current

Answer:
direct current