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[kroh-muh-fawr, -fohr] /ˈkroʊ məˌfɔr, -ˌfoʊr/

any chemical group that produces color in a compound, as the azo group −N=N−.
a group of atoms in a chemical compound that are responsible for the colour of the compound

chromophoric chro·mo·phor·ic (krō’mə-fôr’ĭk)

chromophore chro·mo·phore (krō’mə-fôr’) or chro·mat·o·phore (krō-māt’ə-)
A chemical group capable of selective light absorption resulting in coloration of certain organic compounds. Also called color radical.


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  • Chromoplast

    [kroh-muh-plast] /ˈkroʊ məˌplæst/ noun, Botany. 1. a plastid containing coloring matter other than chlorophyll. /ˈkrəʊməˌplæst/ noun 1. a coloured plastid in a plant cell, esp one containing carotenoids chromoplast (krō’mə-plāst’) A plastid in plant cells that synthesizes and contains pigments other than chlorophyll, usually yellow or orange carotenoids. See Note at photosynthesis.

  • Chromoprotein

    [kroh-muh-proh-teen, -tee-in] /ˌkroʊ məˈproʊ tin, -ti ɪn/ noun, Biochemistry. 1. a , as hemoglobin or rhodopsin, containing a pigmented nonprotein group, such as heme, riboflavin, or retinal. /ˌkrəʊməʊˈprəʊtiːn/ noun 1. any of a group of conjugated proteins, such as haemoglobin, in which the protein is joined to a coloured compound, such as a metal-containing porphyrin

  • Chromosomal-aberration

    noun, Genetics. 1. any irregularity or abnormality of chromosome distribution, number, structure, or arrangement.

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