Select - Your Community
Select
Get Mobile App

IFLScience

avatar

IFLScience

5 months ago

shared a link post in group #IFLScience

Feed Image

www.iflscience.com

Sharks And Rays Have The Oldest Vertebrate Sex Chromosomes – And They’re Like No One Else’s

At first sight, sharks and rays appear to determine sex much like mammals do, but they’ve found a different way, and been doing it for hundreds of millions of years.

Comment here to discuss with all recipients or tap a user's profile image to discuss privately.

Embed post to a webpage :
<div data-postid="xbrrnra" [...] </div>
Terms of Service•Privacy Policy