Women have sex chromosomes of XX, and men have sex chromosomes of XY. Which of a woman's grandparents could not be the source of any of the genes on either of her X-chromosomes? A. mother's father B. mother's mother C. father's mother D. father's father.
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Step 1: Women have sex chromosomes of XX, which means they inherit one X chromosome from their mother and one X chromosome from their father. Show more…
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Women have sex chromosomes XX, and men have sex chromosomes XY. Which of a woman's grandparents could not be the source of any of the genes on either of her X chromosomes? mother's father, father's mother, mother's mother, father's father.
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