PHYSIOLOGY
MUSCLE ENERGETICS GLYCOLYSIS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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In the first stages of glycolysis glucose (6C) will be converted in to ____ ?
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Pyruvic acid
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Citric 1, 6-phosphate
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Acetyl coA
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Fructose 1, 6-biphosphate
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Explanation:
Detailed explanation-1: -Glucose is first converted to fructose-1, 6-bisphosphate in a series of steps that use up two ATP. Then, unstable fructose-1, 6-bisphosphate splits in two, forming two three-carbon molecules called DHAP and glyceraldehyde-3-phosphae.
Detailed explanation-2: -So, the correct option is ‘Aldolase’.
Detailed explanation-3: -In the fourth step of glycolysis, a lyase reaction splits the 6-carbon fructose-1, 6-bisphosphate into two 3-carbon sugars, glyceraldehyde-3-phosphate and dihydroxyacetone phosphate. The dihydroxyacetone phosphate is rearranged by another isomerase to form a second glyceraldehyde-3-phosphate.
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