Biochemistry 405 exam 3 2012 version a 20 if you

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Unformatted text preview: following statements (a- c) or combination of statements (d or e) accurately reflects how light- independent reactions are coupled to light reactions in photosynthesis? a. In the presence of light, the pH in the stroma increases, which promotes RuBisCO activity b. In the presence of light, the concentration of magnesium ions (Mg2+) increases in the stroma, which promotes RuBisCO activity c. Light activation of photosystem I causes oxidation of bisphosphatase, forming the active enzyme d. Answers a and b are correct e. Answers a, b, and c are all correct 18. Which ONE of the following statements is CORRECT? a. Glycogen is broken down by Phosphorylase starting at the reducing end. b. Glycogen breakdown yields glucose and glucose- 1- phosphate, and consumes...
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