Tell about sex chromosomes?
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Sex chromosomes
In humans the sex chromosomes comprise one pair of the total of 23 pairs of chromosomes.
The other 22 pairs of chromosomes are called autosomes. Individuals having two X chromosomes (XX) are female; individuals having one X chromosome and one Y chromosome (XY) are male.
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A sex chromosome is a type of chromosome that participates in sex determination. Humans and most other mammals have two sex chromosomes, the X and the Y. Females have two X chromosomes in their cells, while males have both X and a Y chromosomes in their cells.
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