What is the final enzyme used in the biosynthesis of stearate (C18:0)? A. Elongase B.Beta-Ketoacyl- ACP Synthase C. Beta-Ketoacyl- ACP Dehydrase D. Palmitoyl thioesterase E. Malonyl-CoA ACP Transacylase F. Enoyl-ACP Reductase
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What is the final enzyme used in the biosynthesis of stearate (C18:0)?
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- What is(are) the only active site(s) not used in the second round of fatty acid synthase? Select all that apply. Acetyl-CoA ACP Transacylase Beta-Ketoacyl- ACP Synthase Beta-Ketoacyl- ACP Dehydrase Palmitoyl thioesterase Malonyl-CoA ACP Transacylase Enoyl-ACP ReductaseWhich one of the following will function to inhibit CPT1? A.palmitoyl-CoA B.citrate C propionyl-CoA D.acetyl-CoA E malonyl-CoAWhat is(are) the only active site(s) not used in the second round of fatty acid synthase? Select all that apply. Group of answer choices Acetyl-CoA ACP Transacylase Beta-Ketoacyl- ACP Synthase Beta-Ketoacyl- ACP Dehydrase Palmitoyl thioesterase Malonyl-CoA ACP Transacylase Enoyl-ACP Reductase
- During the process of synthesizing fatty acids, the b-hydroxyacyl ACP intermediate ___________. Choose ALL that apply. (A) is dehydrated to form a trans D2-enoyl ACP(B) is reduced by NADPH(C) is a substrate for enoyl reductase(D) is condensed with a malonyl CoA to form a Cn+2 b-ketoacyl ACP (E) is a product of b-ketoacyl reductaseThe sources of the three (3) carbons in malonyl-Coa is/are: a. 1 C from C02 and 2 C from acetyl-CoA b. 1 C from HCO3- and 2 C from acetyl-CoA c. 1 C from biotin and 2 C from acetyl-CoA d. All three C from acetyl-CoAOrder the steps that results in a triacylglycerol containing two palmitic acids and one stearic acid. a. Diacylglycerol reacts with an fatty-acyl-CoA b. Phosphate is remove from phosphatidic acid to form diacylglycerol c. Two of the fatty acyl-CoAs react with glycerol-3-phosphate d. An elongase produce stearic acid e. Stearoyl-CoA is synthesized…
- Give answer of 1,2,3, MCQ's 1. Which of the following statements about delto-ALA (amino amino ievulinate Synthases are FALSE? A It catalyzes the rate limiting step in the pathway of heme synthesis B. It is allosterically activated by heme C. It synthesizes delta-ALA from glycine and acetyl-CoA D. It has a decreased activity in case of vitamin 87 deficiency E. Heme influences the concentration of delta-ALA synthase in the red blood cell precursor. 2. Select the correct statements about heme degradation: A. It involves the removal of Fe2+ from heme molecule with the generation of protoporphyrin B. During heme degradation, the protoporphyrin ring is opened and CO is released C Bilirubin is conjugated with UDP glucuronic in the spleen D. The conjugated bilirubin is transported in plasma by albumin E. The stercobilin that arises by the oxidation of urobilinogen confers the characteristic color of the feces 3. Which of the following represent possible consequences of an intense hemolysis…Complete the following paragraph describing the fate of the second 14CO-acetyl-CoA molecule incorporated into the glyoxylate cycle. The glyoxylate produced in the isocitrate reaction combines with a (A.) 2nd molecule of oxoaloacetate, B.) 2nd molecule of succinate, C.)2nd molecule of acetyl coa) in the malate synthase reaction. Malate is (A.Chiral, B.diasteromeoic C.)Achiral) ; therefore, the oxaloacetate produced from glyoxylate will be labeled at (A.Either of carboxylate carbon B. specifically at methylene carbon C. Specifically at carbonyl carbon D. Specifically at carboxylate carbon bonded to methylene).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 Reductase
- The reaction of acetyl-CoA and oxaloacetate in the TCA cycle forms a. 5-carbon α-ketoglutarate b. 4-carbon Succinyl-CoA c. 6-carbon citrate d. 6-carbon α-ketoglutarate e. 4-carbon citrateDuring the process of oxidizing palmitate (C16) for fuel, 3-hydroxypalmitoyl CoA __________. Choose ALL that apply. (A) is oxidized by FAD(B) is oxidized by NAD+(C) is a substrate for b-ketothiolase(D) undergoes a hydration(E) is a product of enoyl CoA hydratase(F) is attacked by a CoA molecule to produce acetyl CoA and a C14 acyl CoAUpon considering the complete oxidation of one mole of fatty acyl (CoA) of an arachidic acid (20:0). Answer the following lettersa. total no. of NADH produced from the oxidation of all acetyl CoA in the acetyl cycleb. total no. of FADH2 produced from the oxidation of all acetyl CoA in the acetyl cyclec. total atp yield