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.
Given below are two statements: one is labelled as Assertion $A$ and the other is labelled as Reason $R$.
Assertion $A$: Endometrium is necessary for implantation of blastocyst.
Reason $R$: In the absence of fertilization, the corpus luteum degenerates that causes disintegration of endometrium.
In the light of the above statements, choose the correct answer from the options given below:
Menstruation cycle occurs
Ovulation can be detected by
Which one of the following is the most likely root cause why menstruation is not taking place in regularly cycling human female?
The placenta helps in the maintenance of pregnancy by secreting a hormone, known as