stc15ak - Self Test Chapter 14 1.) Glycolysis is an...

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Self Test Chapter 14 1.) Glycolysis is an anabolic pathway. (A) True (B) False 2.) The last reaction of glycolysis is catalyzed by: (A) Hexokinase (B) Enolase (C) PEP carboxykinase D) Phosphoglyceromutase (e) Pyruvate kinase 3.) Which of the following intermediates of glycolysis are high energy compounds? (A) Glucose 6-phosphate (B) Fructose 1,6-bisphosphate (C) Dihydroxyacetone phosphate (D) 1,3-Bisphosphoglycerate (E) All of the above are high energy compounds 4.) The conversion of glyceraldehyde 3-phosphate into 1,3-bisphosphoglycerate involves: (A) An enediol intermediate. (B) The transfer of the γ -phosphate from ATP. (C) The formation of a covalent thioester intermediate. (D) A phosphorylated histine residue. (E) The formation of a Schiff’s base. 5.) The conversion of dihydroxyacetone phosphate into glyceraldehyde 3-phosphate involves: (A) An enediol intermediate. (B) NAD + . (C) The formation of a covalent thioester intermediate. (D) A phosphorylated histine residue. (E) The formation of a Schiff’s base. 6.) What are the final products of aerobic catabolism of glucose? (A) Pyruvate and H 2 O (B) Acetyl-CoA and H 2 O (C) CO 2 and H 2 O (D) Pyruvate and acetyl CoA (E) Glucose and O 2 7.) The 9 th reaction of glycolysis is catalyzed by: (A) Hexokinase (B) Enolase (C) Phosphoglycerokinase D) Phosphoglyceromutase (e) Pyruvate kinase 8.) The first committed step of glycolysis is catalyzed by hexokinase. (A) True (B) False 9.) Which of the following is not a substrate of Hexokinase? (A) Fructose (B) Glucose (C) Mannose (D) Galactose (E) All of the above are substrates of Hexokinase. 10.) The first committed step of glycolysis is catalyzed by: (A) Hexokinase (B) Phosphoglucoisomerase (C) Phosphofructokinase-1 (D) Glucokinase. (E) Fructose-1,6-bisphosphate aldolase.
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11.) The first reaction in glycolysis that results in the formation of ATP is catalyzed by: (A) Hexokinase (B) Phosphofructokinase (C) Glyceraldehyd-3-phosphate dehydrogenase (D) Phosphoglycerate kinase (E) Triose phosphate isomerase 12.) The conversion of 3-phosphoglycerate into 2-phosphoglycerate involves: (A) An enediol intermediate. (B) The cofactor thiamine pyrophosphate. (C) The formation of a covalent thioester intermediate. (D) A phosphorylated histine residue. (E) The formation of a Schiff’s base. 13.) This molecule is: : (A) Acetaldehyde (B) Glycerate (C) Lactate (D) PEP (E) Pyruvate 14.) Enolase catalyzes (A) The aldolytic cleavage of fructose-1,6-bisphosphate. (B) The isomerization of dihydroxyacetone phosphate into glyceraldehydes 3 phosphate. (C) The isomerization of glucose-6-phosphate into fructose-6-phosphate. (D) The dehydration of 2-phosphoglycerate. (E) The transfer of phosphoryl group. 15.) Which of the following enzymes catalyze an irreversible reaction? (A) Phosphoglucose isomerase (B) Phosphofructokinase-1 (C) Aldolase (D) Glyceraldehydes-3-phosphate dehyrogenase (E) Phosphoglycerate kinase 16.) Lactate produced by anaerobic muscle tissue is: (A) Stored in the muscle tissue until oxygen is available.
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This note was uploaded on 04/11/2010 for the course BICH bich 411 taught by Professor Bryantmiles during the Spring '10 term at Texas A&M.

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stc15ak - Self Test Chapter 14 1.) Glycolysis is an...

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