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The immature male germ cells undergo division to produce sperms by the process of spermatogenesis. Choose the correct one with reference to above.
(a)Spermatogonia have 46 chromosomes and always undergo meiotic cell division.
(b)Primary spermatocytes divide by mitotic cell division.
(c)Secondary spermatocytes have 23 chromosomes and undergo second meiotic division.
(d)Spermatozoa are transformed into spermatids.

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Important Questions on Human Reproduction
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IMPORTANT
Match between the following representing parts of the sperm and their functions and choose the correct option.
Column A | Column B | ||
A | Head | i | Enzymes |
B | Middle piece | ii | Sperm motility |
C | Acrosome | iii | Energy |
D | Tail | iv | Genetic material |

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Which among the following has 23 chromosomes?

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The vas deferens receives duct from the seminal vesicle and opens into urethra as:

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Urethral meatus refers to the

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Morula is a developmental stage

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The membranous cover of the ovum at ovulation is

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Identify the odd one from the following.
