any of a class of insect and plant hormones acting to inhibit the molting of a juvenile insect into its adult form.
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How to use juvenile hormone in a sentence
Give a 10-day old ant more juvenile hormone, and Kr-h1 will shut down genes related to queenliness and promote worker genes.The protein that keeps worker ants in line can also make them queen | Hannah Seo | November 8, 2021 | Popular-Science
Kr-h1’s job is to respond to the commands of two hormones—a juvenile hormone found more in workers and an ecdysone hormone found in greater abundance in queens.The protein that keeps worker ants in line can also make them queen | Hannah Seo | November 8, 2021 | Popular-Science
British Dictionary definitions for juvenile hormone
a hormone, secreted by insects from a pair of glands behind the brain, that promotes the growth of larval characteristics and inhibits metamorphosis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012