input with options: Q: The transmitted light strikes a photoelectric tube, which converts the light energy to? A:
OPTIONS:
- heat
- color
- gas
- electricity
output: electricity

Q: Q: A system of glands secretes what chemical messenger molecules into the blood? A:

OPTIONS:
- metabolytes
- enzymes
- acids
- hormones

A: hormones

input: OPTIONS:
- sociology
- ethnography
- anthropology
- demography Now, answer this question: Q: What is the study of the vital statistics of populations and how they change over time? A:
A:
output: demography

Q: What was the first object to form in the solar system? A:

OPTIONS:
- earth
- moon
- jupiter
- sun

Answer: sun

Problem: OPTIONS:
- temperature
- epigenesis
- mitosis
- gametogenesis
Q: Q: What do the gonadotropins regulate? A:
Answer: gametogenesis

Q: What is emitted by atoms that have been excited by thermal excitation, electron collision, or collisions with photons of exactly the right frequency? A:

OPTIONS:
- electricity
- gravity
- radioactivity
- light

Answer:
light