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juvenile hormone
ju·ve·nile hor·mone (plural ju·ve·nile hor·mones)


noun 
Definition:
 
insect hormone: a hormone present in insect larvae that regulates the form of the larva after each molt. The levels of it eventually fall to allow the larva to be transformed into the adult insect.
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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