Gaorui Gong @grgong.bsky.social · 19/03/2025www.biorxiv.org/content/10.1...biorxiv.orgSharks and rays have the oldest vertebrate sex chromosome with unique sex determination mechanismsSex determination has been investigated across vertebrate lineages to reveal stepwise evolution of sex chromosomes and diversity of responsible molecular mechanisms. However, these studies hardly enco... 010
