CELL DIVISION
MEIOSIS AND GENETIC VARIATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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XX means
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this person has an extra chromosome and FEMALE
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this person is missing a chromosome and FEMALE
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this person has an extra chromosome and MALE
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this person is missing a chromosome and MALE
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Explanation:
Detailed explanation-1: -Normally, females have two X chromosomes, while males have one X chromosome and one Y chromosome. Triple X syndrome happens when a female is born with an extra X chromosome, and therefore has a total of 47 chromosomes. For some girls and women with triple X syndrome, all of their cells contain three X chromosomes.
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