Question

explain structure of X and Y chromosome

Answer 1

Males have one Y chromosome and one X chromosome, while females have two X chromosomes. In mammals, the Y chromosomecontains a gene, SRY, which triggers embryonic development as a male. The Y chromosomes of humans and other mammals also contain other genes needed for normal sperm production.
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Answer 2

Answer:male have xy and female have xx chromosome

Explanation:males are the reason for the born of girl or boy because male spams have both x in one y in other and female have only x eggs And a human have 46 chromosome 23 for father and 23 for mother in that only one chromosome is different that was sex cell