The answer was D..............I DID IT AND GOT IT RIGHT
I'm no sure but I think this a factor of evaluation, so an evolutionary explanation?
I honestly think it Lymph,
Answer:
Males and females have different sex chromosomes.
Explanation:
Sex Linked trait is controlled by the chromosomes while other traits are controlled by autosomes. The autosomal cells and traits have a constant characteristics in a human being. The chromosomal cells however vary. The male chromosome XY is different from the female chromosome XX.
This is the reason why sex-linked traits follow different patterns of inheratance than other traits as a result of the Males and females having different sex chromosomes is valid.
Virus is the only organism which has only one strand