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Yes and no to the question above. Yes to the comparison you probably intended between X and Y, not XX and XY.

The X chromosome is far larger than the Y chromosome. Therefore to the question above, the total number of genes is greater for XX than for XY but XY carries more variety because it has two distinct sets of genes whereas XX only repeats itself.

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What are located on chromosomes?

Genes are located within every chromosome.


What are genes called that are located on sex chromosomes?

genes located on sex chromosomes are called sex-linked genes. In humans, there are two types of sex chromosomes: X and Y chromosomes.Genes located on the X chromosome are called X-linked and genes located on the Y chromosome are called Y-linked chromosomes.


What do you call the genes that are located on the sex chromosomes?

genes located on sex chromosomes are called sex-linked genes. In humans, there are two types of sex chromosomes: X and Y chromosomes.Genes located on the X chromosome are called X-linked and genes located on the Y chromosome are called Y-linked chromosomes.


Are chromosomes found on genes?

Chromosomes contain genes, which are the units of inheritance that carry genetic information. Genes are located on specific locations on chromosomes, known as gene loci. Each chromosome carries hundreds to thousands of genes that determine an individual's traits and characteristics.


Which chromosome carries the genes that determine the sex of a child as either male or female?

The chromosome that carries the genes determining the sex of a child as male or female is the X and Y chromosomes. Males have one X and one Y chromosome, while females have two X chromosomes.


On what chromosome are most sex linked genes located?

The "X" and "Y" chromosomes.


Sex-linked genes are usually found in which chromosome?

Sex linked genes are located on the sex chromosomes.


Do only some of the genes located on the X chromosome control female sexual characteristics?

Yes, not all genes located on the X chromosome control female sexual characteristics. The SRY gene on the Y chromosome is responsible for male sexual development. However, genes on the X chromosome like the XIST gene are involved in the regulation of X chromosome inactivation, a process critical for normal development in females.


Why genes in the X chromosome of males are always expressed?

Genes in the X chromosome of males are always expressed because males have only one X chromosome, so there is no second copy to mask the expression of genes. This is different from females, who have two X chromosomes and undergo a process called X inactivation to balance gene expression between the X chromosomes.


What chromosomes are the dumpy and sepia genes on in the drosophila?

The dumpy and sepia genes are both genes for the house fly, Drosophilia. These genes appear on the third chromosome.


A gene located on the X or Y chromosome is a?

Genes located on the X or Y chromosome are referred to as sex-linked genes. This is because the inheritance of these genes is dependent upon the sex of the individual. For example, only males can inherit genes located on the Y chromosome (because males have XY and females have XX).


Do humans have 46 genes?

No. The human cell has 23 chromosome pairs (total 46 chromosomes). Each chromosome has many genes.