Snake sex chromosomes say less about sex and more about survival

(Whitehead Institute for Biomedical Research) A new study looks to snakes to broaden our understanding of what makes a gene able to survive on a sex-specific chromosome. Comparing surviving genes on snake sex-specific chromosomes to those that are lost to the ravages of time can teach scientists about the evolutionary pressures that shaped sex chromosomes as we know them today.
Source: EurekAlert! - Social and Behavioral Science - Category: International Medicine & Public Health Source Type: news