In humans and many other animals, specific chromosomes determine sex. But how did researchers discover these so-called sex chromosomes? The Sex of Offspring Is Determined by Particular Chromosomes ...

How did humans evolve brains capable of complex language, civilization, and more? Scientists at UC San Francisco recently ...

Translocations involving human chromosomes are of great clinical interest ... which are indicated by arrows. The image obtained in the microscope (Figure 2a) was processed by a computer to ...

Human biological sex is determined by the sex chromosomes X and Y. In most cases, females possess two X chromosomes, while males have one X and one Y. However, there is some evidence that the Y ...

Researchers have reconstructed the ancestral sequence of the great ape Y chromosome by comparing three existing (gorilla, human, and chimpanzee) and two newly generated (orangutan and bonobo ...

How did humans evolve brains capable of complex language, civilization, and more? The answer could lie in exceptional DNA.