Assertion : Corpus luteum degenerates in the absence of fertilization.
Reason : Progesterone level decreases.
If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
If the Assertion is correct but Reason is incorrect.
If both the Assertion and Reason are incorrect.
Match the columns.
Column 1 | Column II |
$(a)$ $6-14$ days | $(1)$ It is known as menstrual cycle |
$(b)$ $1-5$ days | $(2)$ Polar body is down |
$(c)$ $15-28$ days | $(3)$ It is known as proliferative phase |
$(4)$ Endometrium is prepared forimplantation of embryo |
Which of the following is false for progesterone ?
How many eggs are released by a human ovary in a month? How many eggs do you think would have been released if the mother gave birth to identical twins? Would your answer change if the twins born were fraternal?
Which of the following events is not associated with ovulation in human female?
About which day in a normal human menstrual cycle does rapid secretion of $LH$ (popularly called $LH$ surge) normally occurs?