A Cornell-led study is challenging a decades-old explanation for how chromosomes exchange genetic material within the biological process that forms eggs and sperm in mammals.

During meiosis, the cell division process central to sexual reproduction, all chromosomes must figure out where to destroy the protein cohesin—the molecular glue holding chromosomes together—and where ...

Neil Hunter, a professor in the Department of Microbiology and Molecular Genetics, has discovered a crucial step in how chromosomes stay connected during the development for egg cells and sperm, ...

Sex chromosomes are chromosomes, or packages of DNA, that are found inside the nucleus of all of your cells. There are two different kinds: X and Y, which determine whether you’re biologically male ...