If a human female has 2 Barr bodies per cell, it is almost certain that
A)her father had 1 Barr body per cell.
B)her mother also had 2 Barr bodies per cell.
C)she developed from a fertilized egg with 3 X chromosomes.
D)she is genetically a male with female characteristics.

Question

Quizplus · Accepted Answer

A human female with 2 Barr bodies per cell indicates she has three X chromosomes (XXX), as one Barr body forms from each inactive X chromosome beyond the first.

If a Human Female Has 2 Barr Bodies Per Cell