16. Coupling of the reaction centers of oxidative phosphorylation is achieved by which one of the following? (1) Making a complex of all four reaction centers. (2) Locating all four […]
Tag: CSIR NET Life Science PYQ on OXIDATIVE PHOSPHORYLATION
CSIR NET Life Science PYQ on OXIDATIVE PHOSPHORYLATION
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CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Identifying Incorrect Statements on Biosynthesis, Reaction Spontaneity, and Proton Motive Force
15. From the following statements: A. Biosynthesis of proteins and nucleic acids from precursors results in production of chemical energy in the form of ATP. NAOH. NADPH and FADH2 B. […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Chemical Inhibitors of the Mitochondrial Electron Transport Chain: Role of Azides
14. Among the following which chemical inhibits the mitochondrial electron transport chain- (1) Streptomycin (2) Nystatin (3) Azides (4) Penicillin The mitochondrial electron transport chain (ETC) is essential for […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Which Protein Acts as an Energy Transducer? Exploring the Role of Bacteriorhodopsin
13. Which of the following proteins acts as an energy transducer? (1) G-protein. (2) Bacteriorhodopsin. (3) Hemoglobin. (4) Heat shock protein. Energy transducers are proteins that convert one form […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Electron Transfer from NADH and FADH2 to Oxygen: The Role of Mitochondrial Inner Membrane
12. Electron transfer from donors such as NADH and FADH2 to O2 occurs in (1) membranes of ER, chloroplast and mitochondria (2) chloroplast only (3) mitochondria only (4) organellar membranes […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
How Proton Motive Force Is Generated in Mitochondria During Oxidative Phosphorylation
11. Proton motive force during oxidative phosphorylation is generated in mitochondria by (1) exchanging protons for sodium ions (2) pumping protons out into intermembrane space (3) pumping hydroxyl ions into […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Terminal Electron Acceptors in Prokaryotic Anaerobic Respiration: Understanding the Key Molecules
10. In prokaryotes, the terminal electron acceptor in anaerobic conditions are generally (1) Glucose, fructose, maltose (2) Fatty acids (3) SO42-, NO32- , S (4) Antioxidants such as Vitamin K […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Iron-Sulfur Clusters in the Electron Transport Chain: Identifying Their Presence and Exceptions
9. Iron-sulphur clusters (Fe-S) are the key prosthetic groups that carry electrons in of the below EXCEPT. (1) NADH – CoQ reductase (2) Succinate – CoQ reductase (3) Cytochrome c […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Understanding NADH Electron Donation in the Electron Transport Chain: Role of FMN as Primary Acceptor
8. NADH donates its electron to electron transport chain through primary acceptor (1) CoQ (2) FMN (3) FAD (4) Cytochrome oxidase NADH is a crucial electron carrier in cellular […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Location of Electron Transport Chain Enzymes in Mitochondria: The Inner Membrane Explained
7. In mitochondria the enzymes of electron transport chain are located at (1) Outer membrane (2) Inter membrane space (3) Inner membrane (4) Matrix The electron transport chain (ETC) […]
