Most of the ocean's productivity occurs ____
a. in the open ocean
b. in the intertidal zone
c. in the neritic zone
d. near hydrothermal vents
e. in the benthic province
ANSWER: c
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Human chorionic gonadotropin stimulates the corpus luteum to secrete
a. FSH. b. LH. c. testosterone. d. progesterone. e. estrogen and progesterone.
Which one of the following is the outer layer of gray matter found in the cerebrum?
A. cerebral cortex B. central sulcus C. limbic system D. temporal lobe
A karyotype is most like
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