molting hormone
see ecdysone.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

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  • juvenile hormone — Biochem. any of a class of insect and plant hormones acting to inhibit the molting of a juvenile insect into its adult form. [1935 40] * * * ▪ biochemistry also called  Neotenin,         a hormone in insects, secreted by glands near the brain,… …   Universalium

  • Juvenile hormone — Juvenile hormones (JHs) are a group of acyclic sesquiterpenoids that regulate many aspects of insect physiology. JHs regulate development, reproduction, diapause, and polyphenisms.[1][2][3] In insects, JH (formerly called neotenin) refers to a… …   Wikipedia

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  • juvenile hormone — (Zo/ 94l.) n. A hormone secreted by insects which inhibits the molting of an insect from its juvenile into its adult form; also, substances having similar activity, but produced by plants. [PJC] …   The Collaborative International Dictionary of English

  • juvenile hormone — ju′venile hor′mone n. biochem. any of a class of insect hormones acting to inhibit the molting of an immature insect into its adult form …   From formal English to slang

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  • insect — insectival /in sek tuy veuhl/, adj. /in sekt/, n. 1. any animal of the class Insecta, comprising small, air breathing arthropods having the body divided into three parts (head, thorax, and abdomen), and having three pairs of legs and usually two… …   Universalium

  • steroid — /stear oyd, ster /, Biochem. n. 1. any of a large group of fat soluble organic compounds, as the sterols, bile acids, and sex hormones, most of which have specific physiological action. adj. 2. Also, steroidal /sti royd l, ste /. pertaining to or …   Universalium

  • animal development — Introduction  the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by …   Universalium

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