Each human cell contains 23 pairs of chromosomes that carry DNA within their nucleus. The X and Y chromosomes, commonly referred to as the sex chromosomes, are one such pair. They determine the ...

Human biological sex is determined by the sex chromosomes X and Y. In most cases ... said the chromosome's evolution of palindromes — DNA sequences that read the same forward as backward ...

The Y chromosome is the keeper of family history ... a genealogical puzzle using your power of reasoning and understanding of DNA. When you start the game, you'll find an incomplete family tree ...

Sunburns and aging skin are obvious effects of exposure to harmful UV rays, tobacco smoke and other carcinogens. But the effects aren't just skin deep. Inside the body, DNA is literally being torn ...

Researchers have now uncovered the role of mitochondrial transcription elongation factor in maintaining the balance between ...