Question 14How many electron carriers are generated from the oxidation of 1 glucose molecule? Consider both types of electron carrier (NADH and FADH,).O A. 10ОВ. 32OC 2O D. 16O E. 12

There are 4 phases in the complete oxidation of glucose. They are;Glycolysis : breakdown of 1…

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Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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QUESTION 2 Compound X is a potent competitive inhibitor of enzyme Y. Addition of 10 nM compound X increases the measured Km for enzyme Y by a factor of 3. What are the values for a and a' under these conditions? O a of 1 and a' of 3 a of 1/3 and a' of 1 O a of 1 and a' of 1/3 a of 3 and a' of 1 Show transcribed image text
Question 11 The breakdown of large molecules by the enzymatic addition of water is an example of what kind of reaction? O 1. oxidation O 2. reduction O 3. condensation O 4. hydrolysis O 5. decarboxylation A Moving to another question will save this response. W AR SONY ASSIST BUtton, Onetouch
Question 10 Match the enzyme and the phrase that carresponds to it v used during strenuous exercise to regenerate NAD+ A aicohol denydrogenasa v converts pyuvate (a molecule with 3 carbars) to acelaldehyde (a molecule with 2 cartions) B. hexokanase v reduces acetaldehyde to ethanol using NADH C. decartoxylase v phosphoryiates the 6-carbon sugar mannose o.lactate delydrugenase A Moving to another question wel save this response.
Question 13 Which of the following is the correct structure of the tripeptide Gly-Phe-Ala? a. H-N. Ph H. N. b. HN OH с. H,N. Ph d. OH но Ph NH, O a O b O d * Previous ASSIFICATION OF AMINO ACOS perbes, tis ed on the in chemican VE CLASS CLASSIFI tende nd the LG their co0 useful POLARITY of their R polar, aliphatic R group R group R ter at biological pH, near pH 7.0). ged R group d(basic) Rgroup cidic) Rgroup saov OM HHHIN
QUESTION 18 Stable molecules that resemble the transition state of enzyme catalyzed reactions are very potent inhibitors. Provide an explanation as to why these compounds are better than inhibitors based on the substrate. TT TT Paragraph v v 3 (12pt) = - E · T Arial T T, O Mashups 66 HTHL CSS CS Scanned with CamScanner
QUESTION 21 Malonyl Co A: O a. Produced during the elongation of fatty acid degradation Ob.A key intermediate in fatty acid degradation OCA key intermediate in fatty acid synthesis Od. Produced as a result of decarboxylation of acetyl Co A QUESTION 22 The first two carbon atoms of the fatty acid palmitate come directly from: O a. Acetoacetyl Co A Ob. Malonyl Co A Oc. CO2 O d. Acetyl Co A
Question 14 We can measure the rate of reaction for some dehydrogenases by measuring changes in the absortance of the teaction miure at 340nm in a spectrophotometer What molecule s changing m absorbiance in this teachon Oa ghicose O FAD Oc hexekinase ONADH AMoving to another question will cave this response
Question 6 first reaction X+ P>X-phosphate H0 Keg 15 second reaction ATP + H0 ADP + PI Kegz 10 the coupled reaction. ATP + X> ADP.X-phosphate What is Kag for the coupled reaction? Oa 50 Ob 2 Oc 150 Od. 15 A Moving to another
Question 38 Plant cells carry out photosynthesis to produce all of their ATP whereas animal cells carry out cellular respiration to produce all of their ATP. O True O False MacBook Pro esc 吕口 DII F1 F2 F3 F 4 F5 F6 F7 F8 1 3 4 Q W Y А F J ck Z C V 00 T %24
QUESTION 3 In a spontaneous reaction O A. the total amount of energy in the reacting system increases O B. the total amount of energy in the reacting system decreases O C. More energy is created than is used O D. free energy of the reactants is greater than the free energy of the products E. free energy of the products is greater than the free energy of the reactants QUESTION 4 Coupling 2 reactions O A. makes the non spontaneous reaction become spontaneous B. pairs an endergonic reaction with an exergonic reaction C. allows for a series of reactions to have a net positive delta G D.A and B OE. A and B and C QUESTION 5 Breaking down glucose in cellular respiration O A. allows the cell to make energy B. transforms energy from the chemical bonds of glucose C. is a catabolic reaction O D.A and B O E. B and C
Question 1 a. What enzyme works on glucose-6-P when the energy charge is 0.80? b. What enzyme works on glucose-6-P when the energy charge is 0.97? c. What enzyme works on glycogen when the energy charge is 0.80?d. d. What enzyme works on glycogen when the energy charge is 0.97? e. What enzyme works on pyruvate when the energy charge is 0.80 (assume high O2)? f. What enzyme works on pyruvate when the energy charge is 0.97?
QUESTION 3 Which reactions of the TCA cycle generate NADH? 1. a-ketoglutarate dehydrogenase 2. Citrate synthase 3. Isocitrate dehydrogenase 4. Malate dehydrogenase 5. Succinate dehydrogenase 1,3 & 5 1,3 & 4 1,2 & 4 1,2 & 3

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How many electron carriers are generated from the oxidation of 1 glucose molecule? Consider both types of electron carrier (NADH and FADH₂). OA, 10 OB, 32 OC. 2 OD, 16 OE. 12