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- 1. In zero order reaction, the reaction rate depends only on enzyme concentration. In first order reaction the reaction rate is directly porportional to substyrate concentration a. first statement is false and second statement is true b. both statement is true c. both statement is false d. first statement is true and second statement is false 2. These are catalyst that can be used in the monitoring and diagnosis of disease and their remarkable properties make them sensitive indicators of pathologic changes. a. enzymes b. electrolytes c. substrate d. none of these 3. ALT is stavle in serum at refrigirator or temp for up to 3 weeks, indefinitely if frozen AST has the same stability but markedly decreases with freezing a. both statement are true b. both statement are false c. first statement is true second is false d. second statement is true first statement is falseWhich of the following enzymes are required for the shown reaction?a. a-ketoglutarate dehydrogenaseb. dihydrolipoyl dehydrogenasec. Both a and bd. Neither a nor bwhich of the following functions matches with the coenzyme functions: a.) facilitate redox reaction in the anabolic pathway b.) carry acyl group via a thioester bond c.) facilitate redox reaction involving C=O in the catabolic pathway d.) facilitate redox reaction involving C=C CoEnzymes to pair the functions from: NAD+ FAD NADP+ Coenzyme A
- Methanol Production 1. What is the significance of this process? 2. Show a schematic diagram of this process 3. what is The equilibrium reaction involved? 4. Explain how le chateliers principle is applied to make the process more efficient. I know this might be out of the scope since it needs essay But please help me I cant understand it.Explain briefly the following: 1-Oxidation-Reduction Reaction. 2- The influence of temperature on enzyme action.1. The phosphorylation of glucose with HPO42- forms glucose 1-phosphate and water and requires 5.0kcal/mol of energy. a. Write the equation for this reaction. b. This unfavorable reaction can be driven by the hydrolysis of ATP to ADP. Write the equation for the coupled reaction. c. Calculate the energy change for coupled reaction
- A simple enzymatic reaction proceeds as follows. E+S↔E.S→ E+P Derive the Michaelis–Menten equation for this reaction.a. What is the name of metabolite 1? b. What is the name of metabolite 2? c. What kind of reaction occurred when 1 was converted to 2? d. What general kind of enzyme might you expect to perform this reaction? e. What cofactor, if any, would be required for this reaction?Could you help me with the remaind of the reactions F to H? See picture of the mechanism below.
- All are characteristics of catabolic reactions except a. have energy poor products b. capture energy in the form of ATP c. require coenzyme like NAD+ d. yield a greater number of products compared to anabolic reactionsWhat terms would best describe the above coupled reaction?A. it is non-spontaneous and endothermic (because the overall Go is positive)B. it is spontaneous and exothermic (because the overall Go is positive)C. it is non-spontaneous and exothermic (because the overall Go is positive)D. it is spontaneous and exothermic (because the overall Go is negative)E. it is non-spontaneous and endothermic (because the overall Go is negative)1) Which of the following redox reactions would be expected to proceed as written? (Assume standard conditions; E°’ values are shown above.) A. Malate + NAD+ ® Oxaloacetate + NADH + H+ B. Acetoacetate + NADH + H+ ® b-hydorxybutyrate + NAD+ C. Pyruvate + b-hydorxybutyrate ® Lactate + Acetoacetate D. Malate + Pyruvate ® Oxaloacetate + Lactate E. Acetaldehyde + Succinate ® Ethanol + Fumarate Half Reaction E°’ (V) Fumarate + 2 H+ + 2 e- ® Succinate 0.031 Oxaloacetate + 2 H+ + 2 e- ® Malate -0.166 Pyruvate + 2 H+ + 2 e- ® Lactate -0.185 Acetaldehyde + 2 H+ + 2 e- ® Ethanol -0.197 NAD+ + H+ + 2 e- ® NADH -0.320 Acetoacetate + 2 H+ + 2 e- ® b-hydorxybutyrate -0.346 2) Calculate the DE° for the reaction shown in option A question 1.