Hexokinase, the first enzyme of the glycolytic pathway, is capable of using both glucose and mannose as substrate. If the Km of thehexokinase for glucose is 3.43 x 10-3M and Km for mannose is 5.18 x 10-4M, which of the two substrates, glucose or mannose, will bind mortightly to hexokinase?Question 11Help Center?Selected Answer: glucoseCorrect Answer:Evaluation MethodExact MatchQuestion 7wwwEvaluation MethodExact MatchExact MatchThursday, August 13, 2020 8:47:09 PM CDTBONUSThe straight-line kinetic plot of 1/ Vo versus 1/[S] is called?Selected Answer: kmCorrect Answer:Free Energy, GGroundstateIn the figure below, the "Gibbs free energy" of the reaction in presence of enzyme is represented by the letter:Transition state (:)GroundstateReaction coordinateUncatalyzed Reaction--- Catalyzed ReactionSelected Answer:Answers:Selected Answer: 7Correct Answer:Evaluation Method✔Exact MatchExact Match*Question 9GEABCDAEH₂N-CHCH ₂If PKR of HIS is 6.00, GLU is 4.25, and ASP is 3.65; calculate the charge on the following tripeptide at pH 4.0. The pK₁ for ASP is 1.88 and pK2 for HIS is 9.17HIS GLU-ASPC.HBSelected Answer: 7Correct Answer:Evaluation MethodExact MatchExact MatchExact MatchSelected Answer: FalseECorrect AnswerMannose-NCorrect Answerlineweaver Burk plotdouble reciprocal plot-NThe pK1. PKR, and pK2 values of histidine are 1.88, 6.00, and 9.17, respectively. Between what pH range(approximately) do you expect the structure of histidine shown here will exist in greatest amounts?Write your answer as pH>______ and pH< (high degree of difficulty question)COO-CHCorrect Answer0Case SensitivityzeroCase SensitivityCorrect Answer> 6.00 and <9.17>6<9> 6 and 9Case SensitivityU OULUI To porCase Sensitivity What is the name of the reactant, of the TCA cycle reaction, which yields a GTP?Selected Answer: succinateCorrect Answer:Evaluation MethodExact MatchQuestion 11Bnous:Evaluation MethodExact MatchExact MatchExact Matchonday, August 10, 2020 2:58:12 AM CDTWhich enzyme of the TCA cycle catalyzes the reaction similar to the one that converts pyruvate to acetyl CoA?Selected Answer: dehydrogenase complexCorrect Answer:Selected Answer: 2.5Correct Answer:Evaluation MethodExact Match✔ Exact MatchSelected Answer: FalseAnswers:Question 10Question 2How many moles of NADH will be produced when 1 mole of fructose-1,3-bisphosphate is metabolized to pyuvate and then through TCA cycle✔TrueFalseSelected Answer: succinateCorrect Answer:Question 9The TCA cycle enzyme fumarase catalyzes a reversiable reaction. This enzyme shows a very high degree of selectivity in choosing thesubstrate for both the forward and the reverse reactions.Evaluation MethodExact MatchSpecified Answer for: aSpecified Answer for: bCorrect Answers for: aEvaluation MethodExact MatchCorrect Answers for: bEvaluation MethodExact MatchThis enzyme,What is the name of the reactant, of the TCA cycle reaction, which yields a GTP?Evaluation MethodExact MatchExact MatchSelected Answer: phosphohexoese isomeraseCorrect Answer:isomerasethiolaseA reaction of the glycolytic pathway is shown here.Q OH-OPO3²CH₂OHSpecified Answer for: aSpecified Answer for: bCorrect Answers for: aQuestion 2The coordinated action of the enzymes [a] and [b] is needed for the metabolism of pyruvate to ethanol and CO₂.1Correct Answersuccinyl COAcofactorenolaseCorrect Answeralpha ketoglutarate dehydrogenasealpha KG dehydrogenaseaKG dehydrgenase10Ten00Correct AnswerH₂C-OPO-₂²Correct Answersuccinyl COAconverts a phosphoryla hex into phosphorylated triosesCase SensitivityCorrect Answerpyruvate decarboxylaseCorrect Answeralcohol dehydrogenaseCase SensitivityCase SensitivityCorrect AnswerFructose 1,6 bisphosphate aldolaseAldolaseCase SensitivityCase SensitivityCase SensitivityIn this reaction (marked as 1), the reactant undergoes [a] (describe the chemical process that occurs, e.g. oxidation) which is catalyzed by theenzyme [b]. Identity of one product is not shown in this reaction.Case Sensitivity

Since you have posted multiple questions, we will provide the solution only to the first five…

Hexokinase, the first enzyme of the glycolytic pathway, is capable of using both glucose and mannose as substrate. If the Km of the hexokinase for glucose is 3.43 x 10-3M and Km for mannose is 5.18 x 10-4M, which of the two substrates, glucose or mannose, will bind mor tightly to hexokinase? Selected Answer: glucose Correct Answer: lp Center? Question 11 Evaluation Method Exact Match BONUS The straight-line kinetic plot of 1/ Vo versus 1/[S] is called? Evaluation Method Exoct Motch Exact Match Thursday, August 13, 2020 8:47:09 PM CDT Question 7 Selected Answer: 3 km Correct Answer: Free Energy, G Ground state In the figure below, the "Gibbs free energy" of the reaction in presence of enzyme is represented by the letter: Transition state () Uncatalyzed Reaction --- Catalyzed Reaction Selected Answer: Answers: Ground state Reaction coordinate Selected Answer: 7 Correct Answer: Evaluation Method Exact Match Exact Match * Question 9 E A B C A D E D H₂N-CH CH ₂ C- H If PKR of HIS is 6.00, GLU is 4.25, and ASP is 3.65, calculate the charge on the following tripeptide at pH 4.0. The pK₁ for ASP is 1.88 and pK2 for HIS is 9.17 HIS GLU-ASP Correct Answer Mannose Selected Answer: 7 Correct Answer: Evaluation Method Exact Match Exact Match Exact Motch Correct Answer lineweaver Burk plot double reciprocal plot -N CH The pK₁. PKR, and pK2 values of histidine are 1.88, 6.00, and 9.17, respectively. Between what pH range (approximately) do you expect the structure of histidine shown here will exist in greatest amounts? Write your answer as pH and pH<_____ (high degree of difficulty question) COO- Correct Answer 0 Case Sensitivity zero Case Sensitivity Correct Answer > 6.00 and <9.17 >6<9 > 6 and <9 Case Sensitivity 10 poll Case Sensitivity U UULUT 10 poi

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P