The profundal zone is indicated by

a. A.
b. B.
c. C.
d. D.
e. none of these.


D

Biology & Microbiology

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The DNA molecule is most similar

functionally to a

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Parietal cells secrete pepsinogen. Indicate whether the statement is true or false

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The plasma membrane of the sea urchin egg _____

A) is outside of the fertilization membrane B) releases calcium, which initiates the cortical reaction C) has receptor molecules that are specific for binding acrosomal proteins D) is a mesh of proteins crossing through the cytosol of the egg

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