a) The light-independent reactions turn glucose, a sugar, into CO2 gas. Light Independent Reactions . Most of us know that green plants can take up CO 2 and produce O 2 in a process known as photosynthesis. Calvin cycle uses this short-lived electron carrier to produce organic sugars. ATP and NADPH are used in light-independent reactions to make glucose and other carbohydrates. The light-independent reactions can proceed once products (NADPH and ATP) of the light-dependent reactions are present in the chloroplast. In photosynthesis, a light-independent reaction takes place in plant chloroplasts.In this process, sugars are made from carbon dioxide. The light independent reactions of photosynthesis occur in/on the... thylakoids O grana inner membrane space O stroma The major goal of photosynthesis is to... * O produce oxygen for humans O maintain the Earth's surface temperature store light energy in chemical bonds of glucose transfer energy into ATP. Light dependent Reactions Light independent Reactions Calvin Cycle Science is from BIOLOGY 123,124 at Northwestern University Therefore, the light-independent reaction cannot happen without the light-dependent reaction. Basically, this is where the chemical energy (ATP and electrons) generated in the light reactions is used to "glue" carbon atoms together to … The thylakoid membrane absorbs photon energy of different wavelengths of light. The product from light-dependent reactions such as ATP and NADPH are involved in the light-independent reactions. A short introduction. The general principle of carbon fixation is that some cells under certain conditions can take inorganic carbon, CO 2 (also referred to as mineralized carbon), and reduce it to a usable cellular form. The second set of reactions goes by a number of names--light independent reactions, dark reactions, or the Calvin cycle. b) The light-independent reactions … In light-dependent reactions, the first stage of photosynthesis, the energy from light propels electrons into a high-energy state. The process, known as the Calvin cycle, uses products of the light-dependent reactions (ATP and NADPH) and various enzymes.Therefore, the light-independent reaction cannot happen without the light-dependent reaction. Answer: 3 question When is carbon dioxide used during photosynthesis? A. Light- independent reaction B. Light-dependent reaction C. Carbon dioxide is made, not used - the answers to estudyassistant.com NADPH is a product of light-dependent reactions. ATP is a product of light-dependent reactions. Light Independent Reactions and Carbon Fixation. anyar. The reaction occurs in a series of oxidation and reduction reactions. 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