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13 Cards in this Set
- Front
- Back
chloroplast
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organelle found in some plant cells and certain unicellular organisms where photosynthesis takes place
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chlorophyll
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pigment that gives a chloroplast its green color; uses light energy to split water molecules during photosynthesis
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stroma
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thick fluid contained in the inner membrane of a chloroplast
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thylakoid
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disk-shaped sac in the stroma of a chloroplast; site of the light reactions of photosynthesis
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light reactions
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chemical reactions that convert the sun's energy to chemical energy; take place in the membranes of thylakoids in the chloroplast
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Calvin cycle
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cycle in plants that makes sugar from carbon dioxide, H+ ions, and high-energy electrons carried by NADPH
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wavelength
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distance between adjacent waves
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electromagnetic spectrum
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range of types of electromagnetic energy from gamma waves to radio waves
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pigment
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chemical compound that determines a substance's color
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paper chromatography
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laboratory technique used to observe the different pigments in a material
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photosystem
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cluster of chlorophyll and other molecules in a thylakoid
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carbon cycle
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process by which carbon moves from inorganic to organic compounds and back
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greenhouse effect
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process by which atmospheric gases trap heat close to Earth's surface and prevent it from escaping into space
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