According to the results of the tests, it was proved that they have XY chromosomes. Such athletes were excluded from competition," Kremlev said. Khelif does not identify as transgender.

Down syndrome is a genetic disorder caused by an extra chromosome 21, affecting brain and body development. It leads to ...

CCD sensors excel in low-light imaging through effective binning, enhancing sensitivity and minimizing readout noise for ...

Chromosomes are cellular structures that contain the genetic material. A chromosome is comprised of a single DNA molecule that may be either circular or linear. The full complement of a cell s ...

For the more than 17,000 unpaid carers in Knox, looking after their own health often comes second. Ferntree Gully-based EACH community health service has been awarded a Council Community Development ...

Bins in a Birmingham street have gone uncollected for over six weeks, with residents fearful that “overflowing” rubbish is creating a “serious health and environmental hazard” in their area. Household ...

Scientists there became concerned about possible effects of radiation on workers’ offspring, and their studies of sperm led to discoveries regarding differences between sperm cells carrying X or Y ...