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X and Y are the human sex chromosomes.

Normal females have XX, normal males have XY. In humans, it is the presence of a Y chromosome that makes a person male, not the ratio to or number of X chromosomes. (Therefore a person with XXY would be male).

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Related Questions

Is it true dat every one of the chromosomes is different between men and women?

Yes, men and women typically have different sex chromosomes: men have one X and one Y chromosome (XY), while women have two X chromosomes (XX). This difference in sex chromosomes determines biological sex and contributes to various physical and physiological differences between males and females.


Men have one of y?

The y chromosome. The chromosome pair that determine sex (gender) can have x and y chromosomes; men have one X and one Y chromosome, women have to X chromosomes.


What sex chromosomes do girls have?

the combination of sex chromosomes for a female is XXX it is the triple x because in 1947 a women in North Bonerville Africa found that women have 3 sex chromosomes while males only have two


A typical human male has the following sex chromosome pair?

The sex chromosomes of a man are XY (vs. XX for a woman).


Do women or men have a smaller sex chromosome?

Women have two XX chromosomes, while men generally have XY (barring unusual chromosomal genotypes). The Y chromosome is smaller than the X.


How many kinds of chromosomes do humans have?

46 Chromosomes 22 Homologous Pairs in men (& X + Y), 23 in women (X+X is homologous) 22 Pairs of autosomes and 1 pair of sex chromosomes


Women and man sex?

sex is not classified as women and men sex. it is mutual relation between man and women. sex is not classified as women and men sex. it is mutual relation between man and women.


How did the men and women get along?

SEX, is how men and women got along I <3 SEX!!!!!!!!


Is less sex or no sex good for women?

Like with men, it depends on the women. It also depends on the age. Most women love and want sex as much as men do.


What is the sex chromosome combination of a female?

the combination of sex chromosomes for a female is XXX it is the triple x because in 1947 a women in North Bonerville Africa found that women have 3 sex chromosomes while males only have two


What do men really want in women?

sex sex


What is opposite of women?

Men is opposite of the word women.