Chapter 10, Problem 7
Which process is most directly driven by light energy? a. creation of a pH gradient by pumping protons across the thylakoid membrane b. reduction of NADP+ molecules c. transfer of energy from pigment molecule to pigment molecule d. ATP synthesis
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Which of the following statements is a correct distinction between autotrophs and heterotrophs? a. Autotrophs, but not heterotrophs, can nourish themselves beginning with CO2 and other nutrients that are inorganic. b. Only heterotrophs require chemical compounds from the environment. c. Cellular respiration is unique to heterotrophs. d. Only heterotrophs have mitochondria.
Which of the following occurs during the Calvin cycle? (A) carbon fixation (B) reduction of NADP+ (C) release of oxygen (D) generation of CO2
In mechanism, photophosphorylation is most similar to a. substrate-level phosphorylation in glycolysis. b. oxidative phosphorylation in cellular respiration. c. carbon fixation. d. reduction of NADP+.