Reproduction in Organisms Question 25

25. Cells become variable in morphology and function in different regions of the embryo. The process is

[1989]

(a) differentiation

(b) metamorphosis

(c) organisation

(d) rearrangement

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Answer : a

Hints & Solutions

(a) Cells become variable in shape, size & getting their specialisation for the formation of particular tissue or organ in future foetus. They place themselves at some specific regions in embryo for further organogeny.