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SMITHSONIAN | This “Useless” Organ Determines Which Ants Grow Into Large Soldiers

Published: 11 October 2018

“The really important point about this work is that rudimentary organs and vestigial structures, which were long believed to have no function, might actually have major signaling roles during development,” says evolutionary developmental biologist Ehab Abouheif of McGill University, the senior author of the new study. 

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