1.

A : in morula stage the cells divide without any increase in size R : zona pellucida remains intact till cleavage is completedA. If both Assertion & Reason are true and the reason is the correct explanation of the assertion then mark (1)B. If both Assertion & Reason are true but the reason is not the correct explanation of the assertion then mark (2)C. If Assertion is true statement but Reason is false then mark (3)D. If both Assertion and Reason are false statement then Mark (4)

Answer» Correct Answer - B


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