input: OPTIONS:
- proteins
- atoms
- carbohydrates
- mitochondria Now, answer this question: Q: What organelles are known as the energy "powerhouses" of the cells? A:
A:
output: mitochondria

Q: Surface tension is a property of matter that is in what state? A:

OPTIONS:
- mixture
- water
- Base
- liquid

Answer: liquid

Problem: OPTIONS:
- birth
- mutation
- walking
- puberty
Q: Q: Both androgen secretion and spermatogenesis occur continuously starting with what? A:
Answer: puberty

Problem:OPTIONS:
- magnetic compounds
- ionic compounds
- functional compounds
- molecular compounds

Q: What are inorganic compounds that take the form of discrete molecules called? A:
****
A: molecular compounds

Q: Arteries, veins, and capillaries are the three main types of what? A:
OPTIONS:
- blood shapes
- cell structures
- blood pathways
- blood vessels
blood vessels

Q: The energy changes in what reactions are enormous compared with those of even the most energetic chemical reactions, and they result in a measurable change of mass? A:
OPTIONS:
- molecular reaction
- metabolic reaction
- methane combustion
- nuclear reactions

Answer:
nuclear reactions