Biology, asked by dhruviibhatt0610, 3 days ago

sex chromosomes of the father determine the sex of an unborn baby. Justify the statement with the help of a flow chart​

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Answered by ribunmaster01
11

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Answered by taesugk
2

In the human being, the chromosomal mechanism of sex determination is of XX-XY type. In human the nucleus of each cell contains 46 chromosomes or 23 pairs of chromosomes of body characters) and 1 pair is of sex chromosomes (responsible for determination of sex).

1. In the female, two homomorphic sex chromosomes are XX.

2. In the male, two heteromorphic sex chromosomes are XY.

3. The genotypes of female and male isFemale : 46 Chromosomes = 44 Autosomes + XX sex chromosomesMale : 46 Chromosomes = 44 Autosomes + XY sex chromosomes

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