X-chromosomes sentence example
However, females have two X chromosomes and, therefore, have two copies of the Cx32 gene.
Females pass on one or the other of their X chromosomes to their children-sons or daughters.
However, this affects males and females differently because males and females have a different number of X chromosomes.
On the other hand, that same gene must be changed on both of the X-chromosomes in a female for her to be affected.
A female who carries a defective recessive gene on one of her two X chromosomes will not have the disease because she also has one good X chromosome.Advertisement
Turner syndrome is a chromosomal abnormality occurring only in females in whom one of the X chromosomes is missing or defective.
Because they have two X chromosomes, they are carriers of the disorder if one of their X chromosomes has the gene that causes the condition, while the other X chromosome does not.
Normal males have both an X and a Y chromosome, and normal females have two X chromosomes.
A person with two X chromosomes is female, while a person with one X and one Y is male.
Klinefelter syndrome is a condition where one or more extra X-chromosomes are present in a male.Advertisement
Females have two X chromosomes (the XX combination); males have one X and one Y chromosome (the XY combination).
Boys with several extra X chromosomes have distinctive facial features, more severe retardation, deformities of bony structures, and even more disordered development of male features.
The mother passes one of her two X chromosomes down to her child, and the father passes either an X or a Y chromosome to the child.
In contrast, females have two X chromosomes.
Both men and women have X chromosomes and can take this test.Advertisement
Women have two X chromosomes and men have an X and a Y chromosome.
In fact, sperm with the X chromosomes are viable longer than their male counterparts.
The female eggs contain only X chromosomes (X is the female chromosome).
Y-carrying sperm move faster than sperm carrying X chromosomes.
For girls, with two X-chromosomes, the odds are that the "normal" X chromosome will compensate for the "fragile" one.Advertisement