Biology

In a plant cell, where are the ATP synthase complexes located? A) thylakoid memb

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Suppose the interior of the thylakoids of isolated chloroplasts were made acidic

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The reactions that produce molecular oxygen (O2) take place in A) the light reac

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The accumulation of free oxygen in Earth's atmosphere began A) with the origin o

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A flask containing photosynthetic green algae and a control flask containing wat

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If atmospheric CO2 concentrations increase twofold or more, how will plants be a

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Compared to C3 plants, C4 plants A) can continue to fix CO2 even at relatively l

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If plant gene alterations cause the plants to be deficient in photorespiration,

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Why are C4 plants able to photosynthesize with no apparent photorespiration? A)

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CAM plants keep stomata closed in daytime, thus reducing loss of water. They can

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Photorespiration lowers the efficiency of photosynthesis by A) carbon dioxide mo

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The alternative pathways of photosynthesis using the C4 or CAM systems are said

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In an experiment studying photosynthesis performed during the day, you provide a

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What is the primary function of the Calvin cycle? A) use ATP to release carbon d

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Where do the enzymatic reactions of the Calvin cycle take place? A) stroma of th

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What does the chemiosmotic process in chloroplasts involve? A) establishment of

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A researcher needs to clone a sequence of part of a eukaryotic genome in order t

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One successful form of gene therapy has involved delivery of an allele for the e

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Temperature usually increases when water condenses. Which behavior of water is m

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Why does evaporation of water from a surface cause cooling of the surface? A) Th

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In the figure, why does the reaction rate plateau at higher reactant concentrati

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For the enzyme-catalyzed reaction shown in the figure, which of these treatments

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Zinc, an essential trace element for most organisms, is present in the active si

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Which of the following is true of enzymes? A) Nonprotein cofactors alter the sub

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Increasing the substrate concentration in an enzymatic reaction could overcome w

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