dark reaction
noun Date: 1927 any of a series of chemical reactions in photosynthesis not requiring the presence of light and involving the reduction of carbon dioxide to form carbohydrate; especially Calvin cycle

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • dark reaction — n. the second phase of photosynthesis, that does not require the presence of light, during which ATP releases stored energy that is used to convert carbon dioxide molecules into sugars and other nutrients: cf. LIGHT REACTION …   English World dictionary

  • dark reaction — dark′ reac tion n. biochem. the phase of photosynthesis, not requiring light, in which carbohydrates are synthesized from carbon dioxide …   From formal English to slang

  • dark reaction — noun : a chemical reaction in the absence of light as contrasted with a photochemical reaction …   Useful english dictionary

  • dark reaction — The reactions in phostosynthesis that occur after NADPH and ATP production, and that take place in the stroma of the chloroplast. By means of the reaction, CO2 is incorporated into carbohydrate …   Dictionary of molecular biology

  • dark reaction — the phase of photosynthesis, not requiring light, in which carbohydrates are synthesized from carbon dioxide. * * * …   Universalium

  • dark reaction — noun Biochemistry (in photosynthesis) the cycle of reactions involving the fixation of carbon dioxide and its reduction to carbohydrate, which does not require the presence of light …   English new terms dictionary

  • Dark Sceptre — Umbrarg s Reaper fighting one of the player s Thralls at the beginning of the game. The Reaper is carrying the Dark Sceptre. Developer(s) Maelstrom Games (Mike Singleton, David Gautrey, Alan Jardine) for Beyond Software …   Wikipedia

  • Dark Reign (comics) — Dark Reign Cover to Secret Invasion: Dark Reign. Art by Alex Maleev. Publisher Marvel Comics Publication date December 2008 – December 2009 …   Wikipedia

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