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Earn 100

Extrusion of second polar body from egg nucleus occurs
(a)after entry of sperm but before fertilization.
(b)after fertilization.
(c)before entry of sperm into ovum.
(d)simultaneously with first cleavage.

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Important Questions on Human Reproduction
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Hormones secreted by the placenta to maintain pregnancy are

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The difference between spermiogenesis and spermiation is

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GnRH, a hypothalamic hormone, needed in reproduction, acts on

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Capacitation occurs in

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Which of the following depicts the correct pathway of transport of sperms?

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Match Column-I with Column-II and select the correct option using the codes given below:
Column–I | Column–II | ||
a. | Mons pubis | (i) | Embryo formation |
b. | Antrum | (ii) | Sperm |
c. | Trophectoderm | (iii) | Female external genitalia |
d. | Nebenkern | (iv) | Graafian follicle |

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Several hormones like hCG, hPL, estrogen, progesterone are produced by

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Fertilization in humans is practically feasible only if:
