Biology, 25.02.2020 19:56 sofiakeogh1670

Hormones . . . (choose all correct)

a. are transported by membrane proteins into target cells
b. can only act on cells that have receptors must be in mM concentration to exert effect
c. are sometimes secreted by isolated
d. cells rather than by discrete endocrine glands

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Hormones . . . (choose all correct)

a. are transported by membrane proteins into target...