An analysis of dozens of British Iron Age skeletons has revealed that Celtic society was organized around women.
Female mammals typically carry two X chromosomes — one from each parent — and a new study suggests that the maternal X is ...
Neanderthals, the closest cousins of modern humans ... of Neanderthal DNA. These genetic traces come from almost every part of the Neanderthal genome—except the Y sex chromosome, which is ...
In humans and many ... these so-called sex chromosomes? The Sex of Offspring Is Determined by Particular Chromosomes During cell division in most organisms, DNA is packaged into multiple ...
A chromosome is a single, long molecule of DNA. These highly organized structures ... The sex chromosomes in humans are called X and Y. Females carry two X chromosomes, while males carry one ...