During proliferative phase, mitosis in endometrium is stimulated by ______________.

Oestrogen

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FSH

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Progesterone

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Solution

The correct option is A Oestrogen
During the proliferative phase, the secretion of estrogen through the growing ovarian follicle is responsible for the proliferation of the endometrium by intensive mitosis in the glandular epithelium and in the stroma.
So, the correct option is 'Estrogen'.

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Q. (a) Explain the menstrual phase in a human female. State the levels of ovarian and pituitary hormones during this phase.
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With respect to the assertion and reason given, choose the correct answer.

Assertion [A]: During secretory phase, low levels of progesterone inhibit the production of FSH.
Reason [R]: As long as progesterone levels are low, the endometrium is maintained and no new follicles are stimulated.

Colchicine is a chemical that stops chromatids from separating during mitosis.

Which phase will the cell reach and then stop dividing?

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During proliferative phase, mitosis in endometrium is stimulated by ______________.

The correct option is A OestrogenDuring the proliferative phase, the secretion of estrogen through the growing ovarian follicle is responsible for the proliferation of the endometrium by intensive mitosis in the glandular epithelium and in the stroma.So, the correct option is 'Estrogen'.

The correct option is A Oestrogen
During the proliferative phase, the secretion of estrogen through the growing ovarian follicle is responsible for the proliferation of the endometrium by intensive mitosis in the glandular epithelium and in the stroma.
So, the correct option is 'Estrogen'.