MCQ
Gray crescent is the area.
- AAt the point of entry of sperm into ovum.
- BJust opposite to the site of entry of sperm into ovum.
- CAt the animal pole.
- DAt the vegetal pole.
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| Column $- I$ | Column $- II$ |
| $(a)$ Parturition | $(p)$ Attachment of embryo to endometrium |
| $(b)$ Gestation | $(q)$ Release of egg from Graafian follicle |
| $(c)$ Ovulation | $(r)$ Delivery of Foetus from uterus |
| $(d)$ Implantation | $(s)$ Duration between pregnancy and birth |
| $(t)$ Formation of zygote by fusion of egg and sperm |