As a representation of the respiratory chain, what is wrong with this picture? There are four deliberate errors. Malate NAD+ FADH, COQH, cyt b2 Oxalo- NADH FAD CoQ cyt b3+ acetate - cyt c?. cyt a-ag cyt c3+. H,O2 Cyt c2+ - cyt c?*. cyt a-ag 11202
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- Which of the following is/are TRUE about the ETC? A Complex IV: last e- acceptor is Cu2+ B Complex II: e- are passed from FADH2 to CoQ via succinate C Complex I: e- are passed from NADH to CoQ via Fe-S protein D Complex III: CoQH2-cytochrome c oxidoreductase. The photosynthetic process used by the green sulfur bacteria, under anaerobic conditions, is best represented by which of the following balanced equations? 6CO2 + 12H2S g C6H12O6 + 6S2 + 6H2O C6H12O6 + C6H12O6 g C12H22O11 + H2O 6CO2 + 12H2O g C6H12O6 + 6O2 + 6H2O C12H22O11 + H2O g C6H12O6 + C6H12O6 C6H12O6 + 6O2 + 6H2O g 6CO2 + 12H2OThe photosynthetic process used by the green sulfur bacteria, under anaerobic conditions, is best represented by which of the following balanced equations? cell bio 6CO2 + 12H2S C6H12O6 + 6S2 + 6H2O C6H12O6 + C6H12O6 C12H22O11 + H2O 6CO2 + 12H2O C6H12O6 + 6O2 + 6H2O C12H22O11 + H2O C6H12O6 + C6H12O6 C6H12O6 + 6O2 + 6H2O 6CO2 + 12H2O
- In the glycolysis 2ADP molecules-3 ---convert to All of the above O Adenosine monophosphate Adenosine triphosphate Adenosine diphosphate Ocytochrome a cytochrome b Cytochrome oxidase 1. Complex I NADH 2. Complex II Ubiquinol dehydrogenase 3. Complex II 4. Complex IV Succinate dehydrogenase NADH dehydrogenase FADH2 >This is a linear biochemical pathway 2 ATP + HCO₂ + NH₂ 2 ADP, PCPS-1 H₂N OPO, NH₂ CH₂ CH₂ CH₂ HỘ NHĨ coo 1 H₂N NH₂ 7 True False ARG1 P отс fessels. çoo CH HC 5 Sassets. ASL NH₂ HỘ NHỎ ASS N_y_coo NH CHI CH₂COO CH₂ CH₂ HỘ NHỎ coo 4 ATP PP L-Asp AMP 1 L-ornithine 2 carbamoyl phosphate 3 L-citrulline 4 argininosuccinate 5 fumarate 6 L-arginine 7 urea L-Asp L-aspartate CPS-1 carbamoyl phosphate synthetase I OTC Ornithine transcarbamoylase ASS argininosuccinate synthetase ASL argininosuccinate lyase ARG1 arginase 1 OH OH NH₂
- a-Why the ATP production by respiratory complex II is less than Complex I? b-Which molecules do work as the mobile carriers in ETC?4. The diagram below illustrates time dependent O₂ uptake by isolated skeletal muscle mito- chondria under various conditions that affect the rate of respiration. The following abbreviations with arrows indicate when addition of various ingredients is made to the reaction chamber: The vertical, red lines have been added to help delineate time intervals corresponding to addition and metabolic con- version of ADP. Abbreviations: Med addition of 0.3 M sucrose; Pi: addition of 0.01 M phosphate buffer, pH 7.4; Mw: addition of isolated, intact mitochondria; Pyr + Mal: addition of 0.01 M pyruvate + 0.01 M malate; ADP : addition of adenosine 5'-diphosphate; Oligo/mg: addition of oligomycin/mg protein; FCCP : addition of the uncoupler FCCP. Med Pyr+Mal P₁ 190μM ADP ↓ 20μM 02 T H 190μM ADP I Minute 475μM ADP 2μM FCCP 13μg Oligo/mg -[0₂] = 0 ATP [ATP] = 0 ApH = (pH matrix -pHout) ApH = 0 Start Finish (a) Why is there an increase in the rate of O2 uptake for the first two additions of ADP and why…Cytosol Mitochondrion A. PATHWAY 1. major pathway of ethanol metabolism NAD* NADH + H* NAD* NADH + H* in the liver CH,-CH,-OH ADH + CH,-C=O CH;-C-OH + H-O-H ALDH ETHANOL ACETALDEHYDE АСЕТАТЕ WATER B. PATHWAY 2 microsomal ethanol CYP2E1 oxidizing system (MEOS) NADPH + H* + O2 NADP* + 2H,O Excess alcohol consumption increases the NADH:NAD* ratio in the cytosol of hepatocytes.
- 1. The diagram below represents some processes in oxidative phosphorylation. Which letter(s) represents the H* transfer? Y inner membrane NADH NAD matrix ADP • P АТР A. X only B. Y only W and Y D. Y and Z E. X, Y and Z С. 2. Which of the following peptides is coded by a DNA template with sequence 5' TCAGGCCGGGCT 3’? A. Ser-Gly-Arg-Thr B. Ser-Gly-Arg-Ala C. Ser-Pro-Ala-Arg D. Ser-Pro-Ala E. No peptide is coded Second letter U A UUU UCU UAU UGU Phe UUC UCC Tyr UAC UGC J Cys U UUA Ser UAA Stop UGA Stop A UAG Stop UGG Trp UCA Leu UUG UCG CCU CCC CAU 1 His CUU CGU CUC C CUA CGC CGA CÁC Leu Pro Arg ССА САА Gln CUG CCG CAG CGG AUU AAU AGU ACU ACC Asn Ser AUC lle AAC AGC Thr AUA ACA AAA AGA Arg AUG Met АCG AAG LyS AGG GUU GCU GAU GGU Asp GUC Val GUA GCC GAC GGC Ala Gly GCA GAA GGA GUG ) GCG Glu GAG. GGG Third letter UCAG UOAG DOA OUC AG First letter2 Construct a PyMOL image to show the overall fold (including the secondary structure elements), quaternary structure, CPD an inhibitor and NADPH bound, and Mg²+ binding in the S. aureus KARI (PDB: 5W3K). Attach a figure legend ~100-200 words.Which of the following statements about the C4 cycle is incorrect? a. CO2 initially combines with PEP. b. PEP carboxylase catalyzes a reaction to produce oxaloacetate. c. Oxaloacetate transfers electrons from NADPH and is reduced to malate. d. Less ATP is used to run the C4 cycle than the C3 cycle. e. The cycle runs when O2 concentration is high.