All of the following are potential locations for hematopoiesis in the embryo and fetus, except
A. the yolk sac.
B. the placenta.
C. the red bone marrow.
D. the lymph nodes.
E. the spleen.
Answer: B
Anatomy & Physiology
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Cats go through an estrus cycle every _____ days
a. 5-7 c. 15-21 b. 10-14 d. 15-16
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A drug called a "monoamine-oxide inhibitor" might be expected to cause
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The substance that an enzyme acts on in a chemical reaction is called its
A. catalyst. B. substrate. C. product. D. modulator. E. complex.
Anatomy & Physiology