What is true about cells during cleavage

They move from animal pole to vegetal pole

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They do not grow in size

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They consume little

O_{2}

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Their divisions resemble ordinary mitosis

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Solution

The correct option is B They do not grow in size
No growth of the embryo occurs during cleavage because there is an increase in the number of cells and progressively they decrease in size.

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Similar questions

	Plant mitosis	Animal mitosis
(i)	The cell do not change shape prior to division.	The cell often becomes spherical prior to division.
(ii)	Cell plate grows centripetally.	Cleavage proceeds centrifugally.
(iii)	Microfilaments do not have much role in cytokinesis.	Microfilaments bring about cleavage.
(iv)	Spindle is anastral.	Spindle is astral.

Which is correct about human embryonic development a)cleavage divisions brings about considerable increase in mass of protoplasm

b)in the second division, one of the two blastomeres usually divides a little sooner than the second

c)with more cleavage division, the resultant blastomeres becomes larger and larger

d)cleavage division result in hollow ball of cells called morula

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