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Question
A flagellum has
A. a "9+0" structure.
B. a "9+2" structure.
C. no microtubules.
D. microvilli as its structure.
Answer
This answer is hidden. It contains 1 characters.
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A. progesterone
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arteries
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B. decreased, K+
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Cells synthesizing hydroxyapatite in bones are termed as
A. osteoblasts.
B. osteoclasts.
C. osteocytes.
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Bone resorption is produced by the action of _____________, which return bone calcium and phosphate to the blood.
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