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71.

Incomplete division of egg during cleavage is known as

  • meroblastic

  •  holoblastic

  • meridional

  • spiral


A.

meroblastic

In meroblastic cleavage, division occurs only in small amount of metabolically active cytoplasm, confined to the animal pole or peripheral region of egg. The yolk remains undivided. It is found in macrolecithal eggs. e.g. birds


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