In normal adult bones,

A) there is no turnover of minerals.
B) a portion of the protein and mineral content is replaced each year.
C) osteoblast activity exceeds osteoclast activity, once bone has been formed.
D) osteoclasts continue to be active long after osteoblast activity ceases.
E) exercise will have no effect on bone remodeling.


B

Anatomy & Physiology

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