Ques: Q: In order to survive and maintain what state, an organism must quickly adapt to changing environmental conditions? Choices: - ketosis - acclimatization - regulation - homeostasis A:
Ans: homeostasis

Ques: Q: Enzymes are a type of what, and as such, they are not reactants in the reactions they control? Choices: - hormone - metabolite - neurotransmitter - catalyst A:
Ans: catalyst

Ques: Q: What kind of reaction, in general, keeps stars shining? Choices: - magnetism - fission - evolution - fusion A:
Ans: fusion

Ques: Q: How many calories of energy does one gram of sugar or starch provide? Choices: - 5 - 3 - 10 - 4 A:
Ans:
4