dylancabellon5118 dylancabellon5118

13-06-2018
Biology

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In order to retain heat, what occurs in the skin on a cold day?
a. blood vessels of the dermis constrict.
b. blood vessels of the dermis dilate.
c. blood vessels of the epidermis constrict.
d. blood vessels of the epidermis dilate.

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slopez2778 slopez2778

13-06-2018

C would be the answer, that way the cold temperatures won’t penetrate through

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