Q. 214.8( 5 Votes )

How many pairs of

Answer :

There are 23 pairs of chromosomes present in human beings.

There is 1 pair of sex chromosomes present in human beings.

The chromosomes which determine the sex of a person are called sex chromosomes. There are two types of sex chromosomes, one is called X chromosome and the other is called Y chromosome. Males contain one X chromosome and one Y chromosome (XY), while females contain two X chromosomes (XX).

Flow chart for determination of sex of a newborn-

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