Human ReproductionMedium
Question
Cleavage in mammalian egg is
Options
A.equal holoblastic
B.unequal holoblastic
C.suoerficial meroblastic
D.discoidal meroblastic
Solution
The progressive divison of cells duringembryonic grwth is called cleavage. It is not accompanied by any increase in the embryo’s overall size.
The fisrt cleavage occurs in human zygote about 30 hours after fertilization. It is holoblastic (complete) and gives rise to the blastomeres-one of which is slightly larger than the other.
The fisrt cleavage occurs in human zygote about 30 hours after fertilization. It is holoblastic (complete) and gives rise to the blastomeres-one of which is slightly larger than the other.
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