The mammalian primitive streak gives rise to
Ectoderm
Mesoderm
Endoderm
Germ layers
It's Obvious
Bartholin’ s glands are situated
A change in the amount of yolk and its distribution in the egg will affect
Yolk of egg in the vertebrates is formed in
Meroblastic cleavage is
The seminiferous tubules of the testis opens into the vasa efferentia by
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