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Human Reproduction

Question

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Which one of the following statements is false in respect of viability of mammalian sperm ?

Sperm is viable for only up to 24 hours

Survival of sperm depends on the pH of the medium and is more active in alkaline medium

Viability of sperm is determined by its motility

Sperms must be concentrated in a thick suspension

Solution

A.

Sperm is viable for only up to 24 hours

Sperms are viable for 24 h to 48 h , whereas the human ovum is viable only for 24 h.

Some More Questions From Human Reproduction Chapter

The process of differentiation of spermatid into a spermatozoa is known as :

Primary spermatocyte produces 4 spermatozoa, but primary oocyte produces :

Ovulation takes place :

Which of the following shows hermaphroditism and self fertilization ?

The chromosone in primary spermatocyte are :

The male reproductive system is located in the body, in the :

Sertoli cells provide :

The middle piece of human sperm contains :

Seminiferous tubules open into vasa efferentia through :

Polar bodies are produced during the process :

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