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- -n f estion B I ut of question PF budy As you increase the amount of substrate in a reaction (while keeping the enzyme concentration the same): Select one: O A. The amount of products formed should decrease OB. The amount of products formed should remain the same OC. The amount of products formed should increase Clear my choice Mixing hydrogen peroxide with an enzyme different than catalase (such as lactase) should also result in the formation of products. Select one: O True O False The temperature at which an enzyme works best can differ from enzyme to enzyme. Select one: O True False B 7 O32. Between the following 4 Km values, select the one that indicates binding of the enzyme to its substrate with the highest affinity: Group of answer choices 10 nM 1000 uM 1 mM 10 pM5. Why is the temperature of pasteurization at 60°C?
- I. Indicate whether each of the following statements are true or false. _1. According to the lock-and-key model of enzyme action, the active site of an enzyme is flexible in shape. 2. In an enzyme-catalyzed reaction, the compound that undergoes a chemical change is called the substrate. 3. The nonprotein portion of a conjugated enzyme is the enzyme's active site. _4. Simple enzymes have inorganic cofactors, and conjugated enzymes have organic cofactors. 5. Vitamins are required in minute quantities for normal cellular function. 6. vitamins are found in all food groups. 7. Ribose sugars are found on one chain of the DNA molecule and deoxyribose sugars are found on the other chain of the DNA molecule. 8. A DNA molecule has a double helix at one end of the molecule and a single helix at the other end of the molecule. _9. Complementary bases are held together by covalent bonds. 10. DNA molecules always contain the nitrogenous base thymine.11. The most highly sensitive test in viral hepatitis is y-Glutamyl transpeptidase (Y-GT) increased activity in blood, which level riscs 10-15 times more than the norm (30-50 ME/L). What is the diagnostic value of this enzyme? For the answer: a) present the main properties of enzymes which activity determination in patient blood are widely uscd in enzyme diagnostics; b) explain the y-Glutamyl transpeptidase (y-GT) system and present an appropriate scheme; c) give examples of other enzymes which activity is determined in the liver disorders.Data from enzyme inhibition are used to determine a Kmapp and Vmax PP. Comparison of these values with assays run without inhibitor are used to understand how the inhibition is occurring. This is useful for better understanding the active site as well as the practical aspect of pharmaceutical drugs. Below are idealized Line-Weaver Burke plots of different types of inhibitors. Comnetitive Uncomnetitive Mixed +Inh +Inh 4Inh Anh Inh Anh [S] [S] [S] a. How does the value of Vmax for the enzyme compare to the Vmax PP of the inhibited enzyme for: i. Competitive ii. Uncompetitive iii. Mixed b. How does the value of Km for the enzyme compare to the Km PP of the inhibited enzyme for: i. Competitive ii. Uncompetitive iii. Mixed c. For each situation in Model 1, consider an inhibitor that is better than the one shown on the graph. Answer the following questions for each type of inhibition: i. How would the KmPP change? ii. How would the Vmax PP change?
- Which of the following statements regarding size exclusion chromatography is false? During size exclusion chromatography, the largest compounds elute out first. The elution order of fully excluded compounds follows an inverse diagonal relationship with respect to elution volume. During size exclusion chromatography, the smallest compounds elute out at the end. The elution order of partially included compounds follows an inverse diagonal relationship with respect to elution volume. While performing enzyme kinetics, you mixed 100 μL of Carb 1 sample to 2.9 mL bacteria, and got a reading of [Abs/min] equal to 0.5. Calculate the total activity in your carb 1 sample, if the total volume is 15 mL and the sample was undiluted. 7500 activity units 750 activity units 7.5 activity units 75 activity unitsTrue or False Immobilization improves the stability of the enzyme. EnaLne, has a half-life of 10 days in free solution, but under identical conditions of temperature, pH, and medium composition, the measured half-life of a packed column is 30 days. The enzyme is immobilized in a porous sphere 5 mm in diameter.5.15. The following data were obtained when glucose (C6H₁2O6) was added to a batch culture of microorganisms. Determine the reaction order for the disappearance of glucose. TIME. min 0 10 20 30 40 50 CONCENTRATION, g/m³ Glucose Cells 100 67 50 40 33 29 1500 1516 1525 1530 1534 1535
- 12 Avdil DiC diLei OcL 27 dl 1.Jopm nents Enzyme Reaction Rates ts prary racker 10 20 30 40 50 2 4 6. 8. 10 Temperature (°C) pH Based on these data, this enzyme functions best at what temperature and pH? Remind O Temperature of 27°C and a pH of 4 O Temperature of 40°C and a pH of 8 Four O Temperature of 50°C and a pH of 10 Calculator O Temperature of 37°C and a pH of 6Give a complete and well descriptive definition of the following:1.1 Fractional saturation1.2Allostery1.3 Metal activated enzymes 1.4 Metalloenzymes1.5 Acid-base catalysis1)Catalase a. Is catalase activity endothermic or exothermic? b. What classification of enzyme is catalase? c. Give the Enzyme Commission (E.C.) number of catalase. d. Is catalase reusable? answer all and don't copy from other sources I will downvote for sure