You Can Detect DNA That Is Specifically from the X

question 72

Multiple Choice

You can detect DNA that is specifically from the X chromosome in a DNA sample from a person.Why can't you definitively determine the sex of that person (male or female) from the presence of the X chromosome?

• A) Males and females have different types of X chromosomes.
• B) Both males and females have an X chromosome.
• C) You would have to check for the presence of a Y chromosome.
• D) Both males and females have an X chromosome and you would have to check for the presence of a Y chromosome.
• E) Males and females have different types of Y chromosomes.

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