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a. vestment phase because for later use Glucose accumulates to high levels d. NAD+ regenerated cell before glycolysis starts. NADH is produced as an investment to be e. Energy is used in two steps to used later in the generation of ATP phosphorylate glucose and fructose-6-P c. It generates ATP NADH +H NAD CH3 7. Pyruvate dehydrogenase Which statement about this reaction is TRUE? NAD+ produced in this reaction is used in Pyruvate is oxidized during this reaction oxidative phosphorylation b. Pruvate is reduced during this reaction This reaction is favored when lot of 02 is present in the cell NADH is reduced during this reaction 18. Substrate-level phosphorylation is exemplified by in glycolysis Hydrolysis of ATP to ADP+Pi during d. Production of ATP Production of ATP by ATP synthase b.) Removal of a phosphate to activate an c. Use of ATP to late glucose during glycolysis 19. Which one is the product of Photosystem I? d. NADPH e. ATP b. H20 NADH following mechanisms allows such 20. The cell performs unfavorable biochemical reactions. Which one of the of the cell reactions to occur? c. Decreasing entropy a. Generating of heat to increase the cell temperature d. Using enzyme to decrease activation unfavorable reaction with b favorable reaction Short Answer 21. G pts each) Explain the importance of Rubisco in the Calvin cycle rain source in or as for the Calvin cycle to Aes En pai its ent, Gras allows Need the correct answers and explain why they are now correct
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ans 16 c the first phase of glycolysis is called investment phase as it generates ATP. in first step of glycolysis glucose molecule is phosphorylated in presence ATP to form glucose-6-phosphate.

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