How many different reactions (enzymes) in the glycolytic pathway (steps 1 - 10) involve ATP either as a reactant or product? Include enzymes that consume ATP and those that produce ATP.
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- When muscle cells run out of oxygen, what happens to the potential for energy extraction from sugars and what pathways do the cell use?Which reactions of glycolysis can be reversed? Which are irreversible? What is the significance of the metabolically irreversible reactions?List four different products of citric acid cycle. Which of the three main stages of aerobic cellular respiration provides the biggest payoff of ATPs, and about how many ATPs from one glucose during this stage? In the absence of sugar, what else can cells use to produce ATP?
- Which of the following products of the non-oxidative stage of PPP is an intermediate of the glycolysis pathway? Group of answer choices Xylulose-5-phosphate Fructose-6-phosphate Erythrose-4-phosphate Ribose-5-phosphateIn aerobic respiration, how many ATP molecules areproduced from one molecule of glucose through glycolysis,the citric acid cycle, and the electron-transport chain?Why is this reaction crucial to ATP synthesis in glycolysis?
- The citric acid cycle is frequently described as the major pathway of aerobic catabolism, which means that it is an oxygen-dependent degradative process. However, none of the reactions of the cycle directly involve oxygen as a reactant. Why is the pathway oxygen dependent?How many ATP molecules are generated from one complete metabolism of one molecule of maltose assuming all electrons of cytosolic NADH are transferred through the dihydroxyacetone phosphate/glycerol 3-phosphate shuttle?How many enyzymatic reactions are there in glycolysis pathway?
- ATP synthase, hexokinase, and isocitrate dehydrogenase are important enzymes in aerobic respiration. Please provide a description for each enzyme containing the following information: (1) the metabolic stage in aerobic respiration they are involved in, (2) the enzyme class where they belong, and (3) the chemical eaction they catalyze.What is the net synthesis of ATP when one molecule of fructose-6-phosphate gets converted into 2 molecules of pyruvate?How many ATP will be broken down in the complete β-oxidation of this fatty acid?