Estrogen and progesterone secreted by the ovary are _________ hormones.
A
proteinaceous
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B
amino-acid derived
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C
steroid
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D
polypeptide
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Solution
The correct option is C steroid Ovaries are the primary sex organs that produce ova and hormones. The principal hormones secreted by the ovary are estrogen and progesterone. These are steroid hormones which are derived from cholesterol.
Estrogen is secreted by the ovarian follicles and is responsible for the development of secondary sexual characters in females.
Progesterone is secreted from the corpus luteum. It maintains endometrium of the uterus which is essential for pregnancy.