A major functional difference between the succinyl CoA-synthetase of plant and animal cell mitochondria is that it (1) Does not produce ATP in plant cell. (2) Produce UTP in plant […]
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CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Energy Molecule Produced by Succinyl-CoA Synthetase in Plant Mitochondria: ATP or GTP?
In plant mitochondria, succinyl CoA synthetase when catalyze conversation of succinyl coA to succinate also yields (1) GTP (2) ATP (3) CTP (4) UTP Succinyl-CoA synthetase (also called succinate-CoA ligase) […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Identifying TCA Cycle Intermediates: Names of Molecules A, B, C, and D
Indicate the names of the following molecules (1) A= isocitrate, B = α-ketoglutarate, C = oxaloacetate, D = citrate (2) A= citrate, B = isocitrate, C = α -ketoglutarate, D […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Malonate as a Competitive Inhibitor of the TCA Cycle: Structural Similarity Explained
Malonate is competitive inhibitor of TCA cycle and structurally similar to (1) Succinate (2) Malate (3) Oxaloacetate (4) α-keto glutarate Malonate is a well-known competitive inhibitor of the tricarboxylic acid […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Identifying the False Statement About the TCA Cycle: Location, Function, and Products Explained
Which is not true about TCA cycle (1) takes place in mitochondrial matrix of eukaryotes (2) is amphibolic pathway (3) is linked to glycolysis via pyruvate (4) there is formation […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Energy-Rich Molecules Produced in the TCA Cycle: NADH, FADH2, and GTP Yield Explained
The energy-rich fuel molecules produced in the TCA cycle are (1) 2 GTP, 2 NADH and 1 F ADH2 (2) 1 GTP, 2 NADH and 2 FADH2 (3) 1 GTP, […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Energy-Rich Molecules Produced from One Molecule of Acetyl-CoA in the Citric Acid Cycle
Pyruvate generated by glycolysis, is converted to acetyl- coenzyme A, which is metabolized by the citric acid cycle generating energy-rich molecules. From the choices given below, select the right combination […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Products Yielded by the Citric Acid Cycle (Krebs Cycle) in Cellular Respiration
The citric acid cycle in respiration yields: (1) 1 GTP, 3 NADH, 1 FADH2 2 CO2 (2) 2 GTP, 2 FADH2, 6NADH, 2CO2 (3) 4GTP, 6NADH, 4FADH2, 2CO2 (4) 32 […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Processes Occurring Exclusively Inside Mitochondria During Respiration
During respiration, which of the following processes occur only inside mitochondria and not cytoplasm? (1) Glycolysis and the pentose-phosphate pathway. (2) Glycolysis and the citric acid cycle. (3) The citric […]
CSIR NET Life Science Previous Year Questions and Solution on Biochemistry
Which Carbon in Glucose Is Released as 14CO2 During Pyruvate Decarboxylation?
Pyruvate can be allowed to decarboxylate into acetyl CoA and CO2 by pyruvate dehydrogenase complex. For evolution of 14C labeled carbon in CO2, which carbon atom must be radiolabeled in […]
