Multiple Choice
Bone mass increases in humans until about age __________ because __________ after that time.
A) 18; osteoclast activity commences
B) 13; osteoblast activity slows
C) 24; osteoblast activity slows
D) 24; osteocytes no longer function
E) 18; osteocytes are no longer formed
Correct Answer:

Verified
Correct Answer:
Verified
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