Question

. who is x chromosome
" " y chromosome​

Answer 1

Answer:

The X chromosome is one of the two sex chromosomes in humans (the other is the Y chromosome). ... Females have two X chromosomes, while males have one X and one Y chromosome. Early in embryonic development in females, one of the two X chromosomes is randomly and permanently inactivated in cells other than egg cells.

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Answer 2

Answer:

sex

Explanation:

a xx chromosome mix to make boy and xy chromosome mix to make girls

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