/ Sex determination Content for Â鶹´«Ã½ en /news/genetics-alternating-sexes-walnuts <p>The genetics behind the alternating sexes of walnut trees has been revealed by biologists at the University of California, Davis. The research, <a href="https://doi.org/10.1126/science.ado5578">published Jan. 3 in Science</a>, reveals a mechanism that has been stable in walnuts and their ancestors going back 40 million years — and which has some parallels to sex determination in humans and other animals.&nbsp;</p> January 02, 2025 - 11:52am Andy Fell /news/genetics-alternating-sexes-walnuts