For genetic females, which of these represents the normal genotype for the 23rd chromosomal pair?

Question

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Genetic females typically have two X chromosomes (XX) as their 23rd chromosomal pair. Option A (XO) is the genotype for women with Turner syndrome, a condition in which a female is born with only one X chromosome. Option C (XXX) and D (XXXX) are both variations of a condition known as Triple X syndrome, in which a female is born with three or four X chromosomes, respectively.

For Genetic Females, Which of These Represents the Normal Genotype