In females, estrogen and progesterone (select all correct choices):

A. direct development of female reproductive
structures during embryogenesis.
B. direct development of female secondary
sexual characteristics during puberty.
C. regulate the menstrual cycle and support
pregnancy.
D. maintain adult health.
E. None of these choices are correct.


A,B,C,D

Biology & Microbiology

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What is the underground stem of ferns and club mosses?

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In the figure above, the amount of energy symbolized by the line "A" would be the ____

a. reactant energy b. product energy c. cofactor energy d. activation energy e. intermediate energy

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Which step is the step for which glycolysis is named?

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