Which of the following is not a correct match?

Question

Which of the following is not a correct match? (A) Sex determination - A chromosomal phenomenon. (B) Y chromosome - Autosomal. (C) Red green colourblindness in human - A sex linked character. (D) An abnormal chromosome number in each cell - A case of polyploidy.

Tardigrade Admin · Accepted Answer

Y chromosome is sex chromosome. Presence of Y chromosome in human is the indication of male individual. Normal male individual will have 44 autosomes ( 22 pairs) + XY (sex chromosomes).

Q. Which of the following is not a correct match?

Sex determination - A chromosomal phenomenon.

Y chromosome - Autosomal.

Red green colourblindness in human - A sex linked character.

An abnormal chromosome number in each cell - A case of polyploidy.

$Y$ chromosome is sex chromosome. Presence of $Y$ chromosome in human is the indication of male individual. Normal male individual will have $44$ autosomes ( $22$ pairs) $+ X Y$ (sex chromosomes).

Q. Which of the following is not a correct match?

Sex determination - A chromosomal phenomenon.

Y chromosome - Autosomal.

Red green colourblindness in human - A sex linked character.

An abnormal chromosome number in each cell - A case of polyploidy.

Y chromosome is sex chromosome. Presence of Y chromosome in human is the indication of male individual. Normal male individual will have 44 autosomes ( 22 pairs) +XY (sex chromosomes).

$Y$ chromosome is sex chromosome. Presence of $Y$ chromosome in human is the indication of male individual. Normal male individual will have $44$ autosomes ( $22$ pairs) $+ X Y$ (sex chromosomes).