True about cells during cleavage

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2.Human Reproduction

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What is true about cells during cleavage

A

They move from animal pole to vegetal pole

B

They do not grow in size

C

They consume little ${O_2}$

D

Their divisions resemble ordinary mitosis

(AIPMT-1991)

Solution

(b)No growth of the embryo occurs during cleavage because there is an increase in the number of cells and progressively they decrease in size.

Standard 12

Biology

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