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Male or female? How one frog gene 'hijacked' sex determination about 20 million years ago
- January 29, 2026 at 5:40 PM
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Early in development, many animals pick a team—male or female—based on their genetics, and, with time, acquire the characteristics to match. New research from the Marine Biological Laboratory (MBL) explores how one species of frog evolved its own distinctive genetic system for determining sex.
Originally published at Phys.org