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19 Cards in this Set
- Front
- Back
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the process by which light energy is converted to chemical energy
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photsynthesis
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organisms that use energy from sunlight or inorganic substance to make organic compounds
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autotrophs
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organisms that must get energy from food instead of directly from sunlight or inorganic substances
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heterotrophs
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metabolic process similar to burning fuel
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cellular respiration
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light absorbing substances that absorb only certain wavelengths and reflect all others
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pigments
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the primary pigment involved in photsynthesis that absorbs mostly blue and red light and reflects green and yellow light
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chlorophyll
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pigments that produce yellow and orange fall leaf colors as well as the colors of many fruits, vegetables, and flowers
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carotenoids
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disk-shaped structures that have clusters of pigments embedded in the membrane
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thylakoids
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series of molecules through which excited electrons are passed along the thylakoids membrane
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electron transport chains
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an electron carrier that provides the high-energy electrons need to make carbon-hydrogen bons in th third stage of photosynthesis
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NADPH
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transfer of carbon dioxide to organic compounds
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carbon dioxide fixation
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series of enxyme-assisted chemical reactions that produces a three-carbon sugar
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Calvin Cycle
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metabolic processes that do not require oxygen; "without air"
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anaerobic
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enzyme-assisted anaerobic process that breaks down on-six carbon molecule of glucose to two three-carbon something
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glycolysis
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metabolic processes that require oxygen
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aerobic
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electron carrier formed by the breaking down of a glucose and the transfer to an electron acceptor
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NADH
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series of enxyme-assisted reactions; named for Hans Krebs, 1937
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Krebs Cycle
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type of electron carrier
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FADH2
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the recycle of NAD+ using an organic hydrogen acceptor
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fermentation
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