英语词汇“phæophytin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	phæophytin
释义	phæophytin Biochem.\|fiːəʊˈfaɪtɪn\| Also pheo-. [a. G. phaeophytin (now phäo-) (Willstätter & Hocheder 1907, in Ann. d. Chem. CCCLIV. 207), f. Gr. ϕαιός dusky + ϕυτόν plant: see -in¹.] Either of two brownish compounds (orig. not distinguished) formed by the action of a weak acid on chlorophyll, having the structure of the latter except that the magnesium atom is replaced by two hydrogen atoms; a phytyl ester of phæophorbide: phæophytin a, C₂₀H₃₉OOC·C₃₂H₃₂N₄O·COOCH₃, or phæophytin b, C₂₀H₃₉OOC·C₃₂H₃₀N₄O₂·COOCH₃. 1907[see phytol].1950,1956[see phæophorbide].1967Oceanogr. & Marine Biol. V. 269 The increase of the pigment ratio in deep water has to be ascribed in part to the persistence of yellow pigments and phaeophytin in decomposing plankton and in excrements.
随便看	lip-deep lipe lipemania lipet liphæmia lipic lipid lipidarye lipidosis lipin Lipiodol Lipizzan lipken lip-labour lip-lap lipless liplet lipne lipo- lipodystrophy lipogram lipogrammatic lipography lipoid lipoidal

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