If a human has the genotype XXXY, they would have:

Name: If a human has the genotype XXXY, they would have:
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Question

If a human has the genotype XXXY, they would have:

Quizplus · Accepted Answer

In humans, the presence of a Y chromosome typically determines male sex. Individuals with an XXXY genotype have Klinefelter syndrome, characterized by a male phenotype. Normally, all but one X chromosome are inactivated in cells to prevent dosage imbalance. Therefore, with three X chromosomes and one Y chromosome, two of the X chromosomes would be inactivated.

If a Human Has the Genotype XXXY, They Would Have