Which allele combination represents a female who has a heterozygous sex-linked trait? xry xry xrxr xrxr

XRXr

Explanation:

The sex chromosomes of females is denoted by XX. With that alone, it cannot be the first and the second choice. Now taking into account that the sex linked trait is heterozygous that means that there is a dominant and recessive allele of the trait, Rr. This means that the last option is wrong.

The answer is then XRXr

B on edge XRY

Explanation:

i think the answer is composed of atoms

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