Given below are the stages in human reproduction.Write them in the correct sequential order:
Insemination, Gametogenesis, Fertilisation, Parturition, Gestation, Implantation.

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Gametogenesis \(\rightarrow \) Insemination \(\rightarrow \) Fertilisation \(\rightarrow \) Implantation \(\rightarrow \) Gestation \(\rightarrow \) Parturition .

Why are menstrual cycles absent during pregnancy?

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During pregnancy,the corpus luteum secretes large quantity of progesterone,which inhibits maturation of any other follicle or ovulation;hence menstrual cycles are absent.

What is capacitation?

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Name two organisms which lack sexual reproduction and are immortal. What is an asexual reproductive unit called?

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Differentiate between spermatogenesis and spermiogenesis.

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Write the effect of the high concentration of LH on a mature Graafian follicle.

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The diagram shows the side view of the female reproductive system (i) Label the parts A to D.
(ii) In which region are sperms released during intercourse?

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Placenta acts as an endocrine gland. Explain.

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How is the milk production regulated by hormones in human female? Explain.

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How does zona pellucida of ovum help in preventing polyspermy?

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