1.

In man sometime during gametogenesis sex chromosomes are not separated themselves on account of which chromosome number becomes 45, 47 or 48. In this condition which of the following genotype and phenotype is correct

A. 22 pairs + XXY males
B. 22 pairs + XX females
C. 22 pairs + XXXY females
D. 22 + Y females
Answer» B. 22 pairs + XX females


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