Multiple Choice
Melanocyte-stimulating hormones are
A) secreted by the intermediate lobe of the pituitary in some lower vertebrates.
B) known to cause skin darkening in certain lower vertebrates.
C) believed to be responsible for the tanning phenomenon in humans.
D) both (a) and (b) above.
E) all of these answers.
Correct Answer:

Verified
Correct Answer:
Verified
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