An accepted theory that chromosomes are the material of inheritance, and that they are associated in paternal-maternal pairings; dervied from the collective work of Boveri, Sutton, and Morgan.

A new study challenges prevalent models of chromosome formation during mitotic cell division. The study compared the dimensions of chromosomes in yeasts and humans and found that not only is the width ...

For years, we’ve been taught that men have one X and one Y chromosome, with the Y carrying the vital gene that initiates male development. But now, scientists are sounding the alarm: the Y chromosome ...

Over a century ago, one part of our DNA got labelled the "sex chromosomes." Science and radio journalist Molly Webster explains the consequences... Molly Webster: Is Our Definition Of "Sex Chromosomes ...

DANVILLE, Pa. – A Geisinger study provides new insight into height differences between adult men and women, demonstrating that Y chromosome genes contribute more to height than their X chromosome ...

One of the two sex chromosomes in animals that are determined by the XX-XY system; the only sex chromosome in animals whose sex is determined by the XX-XO system.

Over a century ago, one part of our DNA got labelled the "sex chromosomes." Science journalist Molly Webster explains the consequences of that oversimplification. About Molly Webster And Sarah ...