Human ReproductionHard
Question
A change in the amout of yolk and its distrbution in the egg will affect
Options
A.formation of zygote
B.pattern of cleavage
C.number of blastomeres produced
D.fertilization
Solution
The mode of cleavage is getermined by the amount of yolk and its distribution.
(i) Holoblastic - The cleavage, in which the segmentation lines pass through the entire egg, dividing it compietely, eg, frog, human egg, etc.
(ii) Meroblastic - The lines of segmentaion do not completely pass through the egg and remain confined to a part of the egg, eg, Insects, birds, reptiles.
(i) Holoblastic - The cleavage, in which the segmentation lines pass through the entire egg, dividing it compietely, eg, frog, human egg, etc.
(ii) Meroblastic - The lines of segmentaion do not completely pass through the egg and remain confined to a part of the egg, eg, Insects, birds, reptiles.
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