“This work is really important because the X chromosome has largely been excluded from genetic studies in the past,” said Amy ...

Women took the stand in an Idaho courtroom on Tuesday, testifying about their nonviable pregnancies under the state's total ...

This includes primary amenorrhea in which you have no history of menstruation by age 16 and secondary amenorrhea in which you ...

"A leading theory in the field is that protective factors of the X chromosome lower autism risk in females," Matthew Oetjens, an assistant professor at Geisinger's Autism & Developmental Medicine ...

Klinefelter syndrome is a genetic condition in which a boy is born with an extra X chromosome. Instead of the typical XY chromosomes in men, they have XXY, so this condition is also called XXY ...

In the 1980s, scientists knew little about the X and Y chromosomes. What they did understand was that every cell in the body contains 23 pairs of chromosomes. Each of these pairs is similar ...

One common hypothesis involves the difference in sex chromosomes between males and females—typical females have two X chromosomes, while typical males have one X and one Y chromosome.

Males have an X and a Y chromosome in mammals with the XX/XY system ... This is because they are missing the complementary chromosome, the female U chromosome. This suggests a female-inducer factor on ...

This illustration shows the structure of a chromosome, highlighting how DNA is tightly packed around disc-shaped proteins to form the characteristic X-shaped figure seen during cell division. (Image: ...

Some chromosomes, such as B chromosomes, can increase their inheritance rate to their own advantage. These extra chromosomes are found in many plants, animals, and fungi and rely upon various ...

Adkins' doctors told her the scan revealed the fetus had excess fluid and skin edema -- signs of cystic hygroma -- and that ...