<span>Atherosclerosis is the general term for narrowing and hardening of the arteries due to plaque buildup. When this occurs in the vessels that supply the heart, it is termed coronary artery disease, or coronary heat disease.</span>
C. Immediately after mass extinction events D-50 million years after a background extinction event.
C. Is The Answer!
Answer: A) Proteins and nucleic acids
Explanation:
I believe your answer would be D.