XX is usual, XXX and X also result in a female.
Humans have two sex chromosomes, the X and the Y. Human females have two X sex chromosomes and are said to be XX. Human males have one X and one Y chromosome and are said to be XY.
XX chromosomes are called sex chromosomes and are typically found in females.
There are 23 pairs of chromosomes in each human somatic cell. 22 pairs are exactly the same in both males and females. In males there are XY sex chromosomes and in females these are XX.
Chromosome pair 23 in humans is the pair of sex chromosomes. In females, both sex chromosomes are the X sex chromosome, and in human males one sex chromosome is the X and the other is the Y chromosome.
a human man has two pairs of 23 chromosomes, in total 46. there are cases where there is an extra chromosome in the 23rd spot of chromosomes in this case the man will have an extra chromosome, this is the cause of syndrome of down.
Human females have two X chromosomes (XX) while human males have one X and one Y chromosome (XY). This difference in sex chromosomes determines biological sex and leads to different developmental pathways in males and females.
Humans have two sex chromosomes, the X and the Y. Human females have two X sex chromosomes and are said to be XX. Human males have one X and one Y chromosome and are said to be XY.
Females have two X chromosomes (XX).
The 22 pairs of chromosomes in human somatic cells that are same in males and females are called autosomes.
In humans the sex chromosomes are either X or Y. Males have XY and females have XX.
XX chromosomes.
XX
XX chromosomes are called sex chromosomes and are typically found in females.
The dude is XY and the dudette (qurl) Is XX ! I think .
Female have two X chromosomes while males have an X and a Y chromosome.
There are 23 pairs of chromosomes in each human somatic cell. 22 pairs are exactly the same in both males and females. In males there are XY sex chromosomes and in females these are XX.
The two human sex chromosomes are called X and Y. Females carry two X chromosomes, and males carry one X and one Y.