quinone biochrome

quinone biochrome
Quinone pigments: anthraquinones formed from the condensation of three benzene rings, and aphins, with a nucleus of seven condensed benzene rings; see cochineal.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • biochrome — n. [Gr. bios, life; chroma, color] Any natural pigment found in a living organism; see indigoid biochrome, quinone biochrome, schemochrome …   Dictionary of invertebrate zoology

  • cochineal — n. [Gr. kokkinos, scarlet] (ARTHROPODA: Insecta) A crimson dye commercially extracted from the dried bodies of the homopterous insect Dactylopius coccus (cochineal scale) cultivated in South America, Mexico and the Canary Islands; see quinone… …   Dictionary of invertebrate zoology

  • coloration — colorational, adj. colorationally, adv. /kul euh ray sheuhn/, n. appearance with regard to color arrangement or use of colors; coloring: the bold coloration of some birds. [1605 15; COLOR + ATION] * * * ▪ biology Introduction       in biology,… …   Universalium

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