★ Biological Molecules and Enzymes Quiz
Explain the role of enzymes in biological processes.
A. Enzymes inhibit chemical reactions by increasing activation energy.
B. Enzymes have no role in biological processes.
C. Enzymes speed up chemical reactions by lowering activation energy.
D. Enzymes are only involved in physical processes, not chemical reactions.
Select your answer:

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Biology › ViewAnimals eat food and plants use sunlight, both are examples of obtaining what?
A. A full stomach
B. Cells
C. Energy
D. headache
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What is true of rigor mortis?
A. It is temporary
B. The body is most rigid after 12 hours
C. Rigor disappears after 36 hours
D. All are true