Q: What do we call the scientific study of heredity and hereditary variation? A:

OPTIONS:
- geneology
- biology
- chemistry
- genetics

Answer: genetics

Problem: OPTIONS:
- heating
- Rock
- mineral
- energy
Q: Q: Kirchhoff's second rule (the loop rule) is an application of conservation of what? A:
Answer: energy

Problem:OPTIONS:
- calcium carbonate
- dynamite
- nitrous oxide
- calcium nitrate

Q: What is composed of a calcium cation and a nitrate anion? A:
****
A: calcium nitrate

Q: What do you call elements that contain only atoms of one type of element? A:
OPTIONS:
- typical elements
- noble gases
- reactive elements
- native elements
native elements

Q: What is the term for a process that changes some chemical substances into others? A:
OPTIONS:
- acid reaction
- toxic reaction
- chain reaction
- chemical reaction

Answer: chemical reaction

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