(a)
Interpretation:
The coenzyme transfers an acyl group from one substrate to another should be determined.
Concept introduction:
Cofactors that are organic molecule are called coenzymes;
Coenzymes are derived from Vitamins which are substance needed in small amounts for normal body function that the body cannot synthesize in adequate amounts.
Thiamine pyrophosphate (TPP) is the coenzyme required by enzymes that catalyse the transfer of an acyl group.
(b)
Interpretation:
The function of FAD on the pyruvate dehydrogenase complex should be determined.
Concept introduction:
Cofactors that are organic molecule are called coenzymes;
Coenzymes are derived from Vitamins which are substance needed in small amounts for normal body function that the body cannot synthesize in adequate amounts.
(c)
Interpretation:
The function of
Concept introduction:
Cofactors that are organic molecule are called coenzymes;
Coenzymes are derived from Vitamins which are substance needed in small amounts for normal body function that the body cannot synthesize in adequate amounts.
(d)
Interpretation:
The reaction necessary for proper blood clotting is catalysed by vitamin KH2 should be determined.
Concept introduction:
Cofactors that are organic molecule are called coenzymes;
Coenzymes are derived from Vitamins which are substance needed in small amounts for normal body function that the body cannot synthesize in adequate amounts.
(e)
Interpretation:
The coenzyme are used for decarboxylation reaction should be determined.
Concept introduction:
Cofactors that are organic molecule are called coenzymes;
Coenzymes are derived from Vitamins which are substance needed in small amounts for normal body function that the body cannot synthesize in adequate amounts.
(f)
Interpretation:
The various kinds of substrates should be determined for the decarboxylation coenzyme work on.
Concept introduction:
Cofactors that are organic molecule are called coenzymes;
Coenzymes are derived from Vitamins which are substance needed in small amounts for normal body function that the body cannot synthesize in adequate amounts.
(g)
Interpretation:
The coenzyme should be determined for carboxylation reaction.
Concept introduction:
Cofactors that are organic molecule are called coenzymes;
Coenzymes are derived from Vitamins which are substance needed in small amounts for normal body function that the body cannot synthesize in adequate amounts.
(h)
Interpretation:
The various kinds of substrates should be determined for the decarboxylation coenzyme work on
Concept introduction:
Cofactors that are organic molecule are called coenzymes;
Coenzymes are derived from Vitamins which are substance needed in small amounts for normal body function that the body cannot synthesize in adequate amounts.
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EBK ORGANIC CHEMISTRY
- Three aromatic amino acids F, Y, and W are (). O exclusively keogenic both ketogenic and glucogenic O exclusively glucogenic neither glucogenic nor ketogenic QUESTION 23 If you want to stop ATP synthesis, you will probably add () to the reaction. O urea oligomycin cholera toxin guanidine hydrochloridearrow_forward3. Which one of the following reactions only occurs during gluconeogenesis (i.e., not during glycolysis)? a. 1,3-bisphosphglycerate into 3-phosphoglycerate b. Glucose 6-phosphate into fructose 6-phosphate c. Oxaloacetate into Phosphoenolpyruvate d. Phosphoenolpyruvate into Pyruvatearrow_forwardConsider the docosanoic acid, C21H43CO2H Label the alpha and beta Carbons. Draw each acyl CoA derived from this fatty acid. How many acetyl Co A molecules are formed by complete beta-oxidation? How many cycles of beta-oxidation are needed for complete oxidation? How many molecules of ATP are formed from the complete catabolism of this fatty acid? Show the complete computation. How many moles of ATP per gram of fatty acid is formed from the complete catabolism of the given fatty acid? What is the molar mass of the given fatty acid?arrow_forward
- NADH H* NAD+ O=C HČ-OH ČH3 ČH3 Which is the electron acceptor in this lactate dehydrogenase reaction? 1. NAD+ 2. NADH 3. L-lactate 4. Pyruvatearrow_forwardThe TCA cycle (or tricarboxylic acid cycle) breaks down acetyl CoA and captures the energy in high energy molecules. For each molecule of acetyl CoA, the TCA cycle yields A) 1 ATP and 1 NADH B) 1 CO₂ and 2 NADH C) 4 CO₂ and 6 NADH and 2 FADH2 2 D) 2 CO₂ and 3 NADH and 1 FADH₂ E) 2 CO₂ and 3 NADH and and 1 FADH₂ and 1 ATParrow_forward2. Calculate the ΔG°' for the following reaction: NAD:H + FAD → NAD+ + FAD:H2arrow_forward
- 4. Which of the following is involved in the oxidation of a -CH2-CH2- portion of a substrate to a -CH=CH- bond? a. ATP O b. Coenzyme A Oc. NAD O d. FAD +arrow_forwardPlace the steps of glycolysis in the order that they occur. Last step Answer Bank Glucose is phosphorylated by hexokinase. Glyceraldehyde-3-phosphate is converted to 1,3-bisphosphoglycerate. Aldolase cleaves the six-carbon sugar into two three-carbon sugars. Phosphoenolpyruvate is converted to pyruvate. 3-Phosphoglycerate is formed. Fructose-6-phosphate is phosphorylated by phosphofructokinase. First steparrow_forward12. Protein catabolism can yield which of the following: 1. Complex carbohydrates 2. Glucose 3. Free fatty acids 4. Omega-3 fatty acidsarrow_forward
- Answer the following: a. What coenzyme transfers an acyl group from one substrate to another? b. What is the function of FAD in the pyruvate dehydrogenase complex? c. What is the function of NAD+ in the pyruvate dehydrogenase complex? d. What reaction necessary for proper blood clotting is catalyzed by vitamin KH2? e. What coenzymes are used for decarboxylation reactions? f. What kinds of substrates do the decarboxylating coenzymes work on? g. What coenzymes are used for carboxylation reactions? h. What kinds of substrates do the carboxylating coenzymes work on?arrow_forwardClassify anabolism and catabolism as synthetic or degradative processes.arrow_forwardQuestion 5. The biosynthesis of fatty acids involves an enzyme-catalyzed hydrogenation of an a,ß-unsaturated thioester to the saturated fatty acid intermediate mediated by NADPH+. However, the reverse oxidation reaction during fatty acid metabolism requires a different cofactor FAD. Fatty Acid Biosynthesis a) Draw the structure of FAD. H flocon SCOA H SR + FAD - FADH₂ hydrogenation (reduction) NADPH+, H+ dehydrogenation (oxidation) FAD Fatty Acid Metabolism b) Draw a detailed mechanism of the dehydrogenation of fatty acyl-CoA by FAD (you can abbreviate AD as R). H SRarrow_forward
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