Fertilization is depicted by the condition
$n \to 2n$
$2n \to 3n$
$2n \to 4n$
$4n \to 8n$
(a)On fertilization egg becomes diploid $(2n).$
Where does fertilisation take place in human beings ? What changes occur in egg cell (ovum) during fertilisation ?
The zygote passes through several developmental stages till implantation, Describe each stage briefly with suitable diagrams.
Formation of segmentation cavity shows
In indeterminate cleavage the fate of blastomeres is fixed at which of the following stage
The point of sperm entry during fertilization forms
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