41)a
42)b
43)a
44)a
45)d
46)a
47)c
48)d
49)b
50)b
51)a
52)a
53)a
54)No one is mismatched
41. An enzyme-substrate complex forms when substrate binds to an enzyme at the enzyme's site. 42....
answer questions 15) An apoenzyme + cofactor(s) - a) Inhibitor b) active site c) substrate d) holoenzyme 16) Aspartate-transcarbamylase is an enveloved in a pathway that may produces molecule called Cytidine triphosphate. Cytidine triphosphate can bind to anot t o this enzyme, rendering the active site nonfunctional. This is an example of a) ATP hydrolysis b) competitive inhibition c) feedback inhibition d) allosteric activation 17) Which of the following is false regarding fermentation? a) fermentation occurs in the absence of...
19. d. Pantothenic acid b. Riboflavin e. Thiamine C. Niacin How would a noncompetitive inhibitor interfere with a reaction involving the enzyme shown in Figure 1.1? a. It would bind to a. d. It would bind to b. b. It would bind to c. e. It would bind to d. It would be unable to bind because of its lack of a competitive nature. de. b. Enzyme Substrate Competitive Noncompetitive inhibitor inhibitor Figure 1.1. Enzymes and Inhibitors. 20. Most enzymes...
Matching A. glycolysis B. Krebs cycle C. electron transport system also known as cytochrome system D. glycolysis and Krebs cycle E. glycolysis and electron transport chain F. Krebs cycle and electron transport chain G. glycolysis and Krebs cycle and electron transport chain H. none of the above 1. PGAL 2. Pyruvate 3. Alpha ketoglutaric acid 4. Cytochromes 5.Succine Acid 6. Citric acid 7. Malic acid 8. Fumaric acid 9. NADH -> NAD 10. FADH->FAD 11. FAD->FADH 12. Oxaloacelic acid 13....
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Metabolism and Cellular Respiration Refer to Figure below as a guide to answer the folloaing questions Acetyt CoA Oxaloacetic acid CoA NADH Citric acid NAD Isocitric acid Malic acid Fumaric acid NAD co NADH -FADH FAD+ a-Ketoglutaric acid Succinic acid CO2NAD ATP Succinyl CoA ADP P NADH Figure above. Starting with citric acid and ending with oxaloacetic acid, how many ATP 6) Refer to molecules...
118) The electrons of the electron transport chain come from molecules produced during: glycolysis a) the krebs cycle b) c) sugar metabolism d) all of the above a and b only e) 119) The electrons of the electron transport chain come from: a) NAD+ b) FAD+ NADH and FADH c) all of the above d) e) a and b 120) In feedback inhibition loop, which often serves as the allosteric inhibitor? a) The enzyme b) The starting compound c) ATP...
QUESTION 17 Which of the following is NOT used as a criterion to classify viruses? Nucleic acid Number of capsomeres Morphology Size Biochemical tests QUESTION 18 In which pathway is the most NADH generated? the electron transport system the Krebs cycle glycolysis alcoholic fermentation mixed acid fermentation QUESTION 19 An envelope is acquired during which of the following steps? Adsorption Biosynthesis Release Penetration Uncoating QUESTION 20 An apoenzyme is part of a simple enzyme. also called a coenzyme. the protein...
11) (a) During fermentation, cells generate ATP via...circle all that apply Electron Transport Chain or Citric Acid Cycle or Glycolysis (b) If a cell ran out of NAD", then would that cell be able to continue performing glycolysis? If you say "no", then identify the specific step of glycolysis (draw it) that requires NAD. (c) During aerobic respiration, NAD* is regenerated when NADH donates its H atom to the electron transport chain. Explain how NAD is regenerated during fermentation. (d)...
7. Which of the following reactions is involved with causing the pH to rise during a biochemical test? a. Protein catabolism to amino acids b. Deamination of amino acids c. NH, + H, O NHA + OH d. All of the above 8. Which of the following statements is correct regarding the biochemical tests you will be using to identify your unknown bacteria? a. Media prepared in the laboratory is not intended to duplicate an organism's natural environment. b. Media...
Which of the following does NOT occur when aerobic bacteria are deprived of oxygen? A. Excess of acetyl-CoA inhibits citric acid (Krebs) cycle. B. Electrons build up in electron transport chain. C. Excess of NADH inhibits citric acid (Krebs) cycle. D. Excess of pyruvic acid inhibits glycolysis.
The active site of an enzyme ____. A. is remote form the site of substrate attachment B. is converted to a product C. is the region where the reaction takes place D. increases the energy of reaction E. includes the entire enzyme In the lock-and-key model of enzyme actin, the enzyme active site is thought of as ___. A. a rigid, nonflexible shape that fits the substrate exactly B. an area of the enzyme that can adjust to fit the...