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- Study Figure 19.18 and decide which of the following statements is false. Pyruvate dehydrogenase is inhibited by· NIADH. Pyruvate dehydrogenase is inhibited by AΤΡ. Citrate synthase is inhibited by NADH. Succinyl-CoA activates citrate synthase. Acetyl-CoA activates pyruvate carboxylase.How many molecules of acetyl-CoA are produced by catabolism of the following fatty acids, and how many b oxidations are needed?(a) Palmitic acid, CH3(CH2)14COOH(b) Lignoceric acid, CH3(CH2)22COOHHow many molecules of Acetyl-CoA will be produced after complete ẞ-oxidation pathway of a 20:0 fatty acid? 12 14 10 8
- Which of the following statements is/are TRUE about fatty acid activation before β-oxidation? I. The process consumes energy equivalent to two moles of ATP. II. The fatty acid is activated by ATP to give a fatty acyl-CoA.Which of the following is the correct account for acetyl CoA, NADH , and FADH2 for the beta-oxidation of stearic acid (saturated fatty acid with 18 carbon atoms)? -9;8;5 -9;8;8 -18;9;9 -18;18;18 -9;9;9If the w-carbon atom of a fatty acyl CoA molecule with a C12 chain is labeled with C14, how manyrounds of β-oxidation are required to produce a radioactively labeled acetyl CoA? one two four five How many molecules of glucose are required to provide the carbon for the synthesis of onemolecule of tripalmitoylglycerol? 4.5 8.5 10.5 12.5 Need more information
- If a fatty acid containing 13 carbons is subjected to Beta oxidation, how many molecules of Acetyl CoA can be produced?The carboxylation of acetyl CoA to synthesize malonyl CoA by acetyl CoA carboxylase requires assistance from Vitamin K Vitamin D Vitamin B5 Vitamin 87Before a fatty acid can undergo β-oxidation, it must be activated and then shuttled across the inner mitochondrial membrane. The activating agent and shuttle molecule are, respectively: A. CoA and carnitine B. CoA and citrate C. acetyl CoA and carnitine D. acetyl CoA and citrate
- What is the final reaction in the final round of fatty acid synthase? Acetyl-CoA ACP Transacylase Beta-Ketoacyl- ACP Synthase Beta-Ketoacyl- ACP Dehydrase Palmitoyl thioesterase Malonyl-CoA ACP Transacylase Enoyl-ACP ReductaseDegradation of fats as an energy source involves all of the following excepta) β -oxidation.b) acetyl-CoA.c) glycerol.d) lipase.e) transamination.In the context of fatty acid oxidation to acetyl CoA, indicate whether each of the following substances is involved in (1) fatty acid activation, (2) fatty acid trans-port, or (3) b-oxidation pathway. More than one choice may be correct in a given situation. a. AMp b. FAD c. Acyl CoA d. H2O