PATHOLOGY MCQ
GENETICS AND DISEASE
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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He has only one sex chromosome
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He has two X chromosomes
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He has two Y chromosomes
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He has one X chromosome and one Y chromosome
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Detailed explanation-1: -Each person normally has one pair of sex chromosomes in each cell. The Y chromosome is present in males, who have one X and one Y chromosome, while females have two X chromosomes. Identifying genes on each chromosome is an active area of genetic research.
Detailed explanation-2: -Each person normally has one pair of sex chromosomes in each cell. Females have two X chromosomes, while males have one X and one Y chromosome.
Detailed explanation-3: -Two of the chromosomes (the X and the Y chromosome) determine your sex as male or female when you are born. They are called sex chromosomes: Females have 2 X chromosomes. Males have 1 X and 1 Y chromosome.
Detailed explanation-4: -A normal female karyotype is written 46, XX, and a normal male karyotype is written 46, XY.