The twenty-third pair of chromosomes in human | vedclass

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Question

(B) In humans,there are $23$ pairs of chromosomes. The first $22$ pairs are called autosomes,which are identical in both males and females. The $23$rd

Vedclass · Accepted Answer

Heterosome

Vedclass · Answer

(B) In humans,there are $23$ pairs of chromosomes. The first $22$ pairs are called autosomes,which are identical in both males and females. The $23$rd pair is known as the sex chromosome or heterosome because it determines the sex of the individual. In males,it consists of $XY$ chromosomes,and in females,it consists of $XX$ chromosomes. Therefore,the $23$rd pair is referred to as a heterosome.

The twenty-third pair of chromosomes in humans is known as:

Similar Questions

Assertion : In humans,the gamete contributed by the male determines whether the child produced will be male or female.
Reason : Sex in humans is a polygenic trait depending upon a cumulative effect of some genes on $X-$ chromosome and some on $Y-$ chromosome.

Distinguish between: Sex determination in humans and Sex determination in Drosophila.

The chromosomal theory of sex determination was propounded by:

In $Drosophila$,sex is determined by:

What is the $X-$body as described by Henking?

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