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- Give the substrate for each of the following enzymes: A. Succinate Dehydrogenase_ B. 3-Phosphoglycerate mutase C. Glyceraldehyde-3-phosphate dehydrogenaseIn which of the given steps of TCA cycle one C is lost from substrate in the form of CO2 as well as a molecule of NAD+ is reduced? a.Oxalosuccinic acid to a-ketoglutaric acid b.Isocitrate to oxalosuccinic acid c.Malic acid to oxaloacetic acid d.a-ketoglutaric acid to succinyl CoAWhich statement on the biosynthesis of cannabinoids is NOT TRUE? Select one: O a. Geranyl pyrophosphate is formed as a precursor via the deoxyxylulose pathway in cannabis O b. Divarinic acid is the precursor for the production of propyl cannabinoid acids. O C. When prenyl-transferase enzyme uses olivetolic acid as substrate cannabigerivarinic acid (CBGVA) is formed. O d. THCA-synthase, CBDA-synthase, and CBC- synthase enzymes can use both CBGA and GBGVA as substrate.
- 1. Which of the following statement is correct? a. Lipids can only participate in the TCA cycle. b. Amino acids can directly be used for the electron transport chain c. Carbohydrates, fatty acids, and amino acids can all be involved in the TCA cycle d. Carbohydrate is the only source of energy fit for glycolysis 2. What specific step do glucose-6-phosphate (G6P) go through in the liver but not in the muscle, during gluconegenesis? a. Isomerization of G6P to G1P b. Conversion of G6P to UDP-glucose c. Phosphorylation of G6P d. Dephosphorylation of G6P 3. Which of the following is first required when it comes to the oxidation of cis-monounsaturated fatty acids? a. 2,4-dienoyl isomerase b. Acyl-CoA mutase c. Enoyl-CoA isomerase d. 2,4-dienoyl CoA reductase1. Give the importance of the following: а. АТР b. NADP c. Flavin Co-enzyme d. Pentose Phosphate pathway e. Glycoprotein 2. What is pentosuria?III. Match the item to each step in the Krebs Cycle. a. isocitrate f. oxaloacetate g. sulfur h. a-ketoglutarate i. fumarate j. ATP b. succinate C NAD d. malate e. succinyl-CoA 85. What molecule is formed when GTP is oxidized to form GDP? 86. What molecule is formed when FAD is reduced? 87. Which molecule must be reduced so that oxaloacetate is formed? IV. Match each compound to a step that of the Light-Dependent Reaction. a. P700 b. P680 . P680 d. ATP synthase e. PhotosystemI f. electron acceptor g. electron carrier h. chlorophyll II. i. NADPH reductase j. b. - f complex 88. Light photons excite electrons from this part of the Reaction Centre. 89. The enzyme that helps remove electrons from the thylakoid. 90. The enzyme that acts to form ATP with chemiosmosis. V. Match the enzyme or protein to the replication process. a. DNA polymerase l b. DNA polymerase I| . DNA polymerase III d. primase e. DNA ligase f. helicase g. single-strand-binding proteins h. topoisomerase Il 91. Unwinds helix…
- enzymes which are produced in inactive form in the living cells are called a. coenzymes b. papain c. lysozymes d. apoenzymes e. proenzymes1. cellular respiration A. the first step of cellular respiration that takes place in the cytoplasm and produces a net of 2 molecules of ATP for every one molecule of glucose 2. glycolysis 3. aerobic respiration B. the general type of cellular respiration that occurs when no oxygen is present 4. anaerobic respiration 5. mitochondrion C. general process that breaks down glucose to produce ATP 6. Krebs cycle D. the type of anaerobic respiration that occurs in animal cells E. the general type of cellular respiration that occurs in the mitochondria when oxygen is available to a cell 7. alcoholic fermentation 8. electron transport chain F. the step in aerobic respiration that produces 36 molecules of ATP for every one molecule of glucose 9. lactic acid fermentation G. the type of anaerobic respiration that occurs in plant cells H. the step in aerobic respiration that produces 2 molecules of ATP for every one molecule of glucose I. the cell organelle where aerobic respiration takes place2. Briefly explain the mechanism involved when an individual with glucose 6-phosphate dehydrogenase deficiency develops an episode of hemolytic crisis after eating fava beans. Make sure to mention pathways and enzymes involved.
- Glycolysis is often split up into three phases: 1. Energy Investment 2. Sugar Splitting and 3. Energy Payoff. During the Energy Investment Phase, 2 ATP are "spent" to generate Fructose 1,6 biphosphate and 2 ADP. What has happened to the terminal (third) phosphates in the 'spent" ATPs? A. They are lost in the cytoplasm B. They are transferred to the protein kinases C. They are transferred, one by one, to the glucose molecule by kinases D. They are lost as heat E. All of the aboveDuring Cytochrome P450-catalyzed monooxygenation... ... iron is being both reduced and oxidized, while other atoms never change their oxidation state iron is being reduced, while hydrogen is being oxidized carbon is being reduced, while hydrogen is being oxidized carbon is being oxidized, while oxygen is being reduced oxygen is being reduced, while hydrogen is being oxidized1. What molecule are released in the formation of alpha- ketoglutarate into succinyl CoA? A. fad - fadh + h20 B. Fad- fadh C. Nadh+ co2 D. Acetl coa + co2 2.fad is reduced in which of the reaction of the krebs cycle? 3. How many nadh and fadh2 molecules are prodcues respectively during one turn of the citric acid cycle? 4. Acetyl coa is formed from pyruvate by ___ reaction. 5. What enzyme un the ETC is responsibke for generating the atp molecules?