Sex chromosomes

6 important questions on Sex chromosomes

Which chromosome is different men?

23, contains on large x chromosome and small y chromosome.

What do the sex chromosomes determine?

a person's sex. Each body cell of a woman contains two X chromosomes (XX). Each body cell of a man contains one X and one Y chromosome (XY)

In sex cell the chromosomes come as single, how does this apply tosex chromosomes?

A sex cell contains just one sex xhromosome.
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How does the formation of sex cells take place by a special type of cell division?

During this special cell division the chromosomes of a chromosome pair are split up. Bothdaughter cells get one chromosome each.

When will a girl develop?

(XX) When the nucleus of the sperm cell aslo contains an X chromosome, the fertilized egg cell with two X chromosomes inside the nucleus is formed.

When will a boy develop?

(XY) When the nucleus of the sperm cell contains a Y chromosome, a fetilized eg cell with an X chromosme an a Y chromosme iside the nucleus is formed.

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