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Biology · PYQ NEET UG 2023
हिन्दीGiven below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.\n Assertion A: Endometrium is necessary for implantation of blastocyst.\n Reason R: In the absence of fertilization, the corpus luteum degenerates that causes disintegration of endometrium.\nIn the light of the above statements, choose the correct answer from the options given below:
Correct answer · Option 1
Both A and R are true and R is the correct explanation of A.
Explanation
Endometrium undergoes cyclic changes necessary for implantation of blastocyst (A is true). In the absence of fertilization, corpus luteum degenerates leading to progesterone withdrawal and shedding of endometrium (R is true and explains A).
