HEREDITY
SEX LINKAGE
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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In humans, which pair of chromosomes are the sex chromosomes?
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21st pair
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22nd pair
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23rd pair
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24th pair
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Explanation:
Detailed explanation-1: -The 23rd pair of chromosomes are two special chromosomes, X and Y, that determine our sex. Females have a pair of X chromosomes (46, XX), whereas males have one X and one Y chromosomes (46, XY).
Detailed explanation-2: -The 23rd pair, the sex chromosomes, differ between males and females. Females have two copies of the X chromosome, while males have one X and one Y chromosome. The 22 autosomes are numbered by size. The other two chromosomes, X and Y, are the sex chromosomes.
Detailed explanation-3: -Humans typically have 23 pairs of chromosomes, or 46 chromosomes in total. Chromosomes are made up of long strands of DNA, which contain all the body’s genes.
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