英语词汇“crassulacean acid metabolism”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	crassulacean acid metabolism
释义	crassulacean acid metabolism crassulacean acid metabolism (ˌkræsjʊˈleɪʃən) n (Botany) the full name for CAM³ crassulacean acid metabolism crassulacean acid metabolism [‚kras·ə¦lā·shən ¦as·əd mə′tab·ə‚liz·əm] (botany) A type of photosynthesis exhibited by many succulent plants in which carbon dioxide is taken up and stored during the night to allow the stomata to remain closed during the daytime, decreasing water loss. Abbreviated CAM. crassulacean acid metabolism crassulacean acid metabolism light) the animal is less conspicuous than if evenly coloured all over. crassulacean acid metabolism (CAM) a method of PHOTOSYNTHESIS found in certain succulent plants (members of the family Crassulaceae) that live in hot, dry climates and close their stomata during the day to avoid excessive TRANSPIRATION losses and open them at night. During the night CO₂ is taken in and stored as organic acids (e.g. malic acid); during the day the CO₂ is released from the organic acids and used in the CALVIN CYCLE. AcronymsSeeCAM
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crassulacean acid metabolism