All of the following steps in the TCA cycle involve the reduction of or EXCEPT:
Succinyl-CoA to succinate
Isocitrate to Ξ±-ketoglutarate
Ξ±-ketoglutarate to succinyl-CoA
Malate to oxaloacetate
Related Questions
In the electron transport system present in the inner mitochondrial membrane, complexes I and IV are respectively
NADH Dehydrogenase and
and NADH Dehydrogenase
NADH Dehydrogenase and cytochrome-c oxidase complex
NADH dehydrogenase and ATP synthase
All of the following are true about the Krebs cycle EXCEPT:
It occurs in the mitochondrial matrix.
It generates reducing equivalents like NADH and FADH2.
It is a part of aerobic respiration.
It directly produces ATP.
Oxidative phosphorylations is
formation of ATP energy released form electrons removed during substrate oxidation
formation of ATP by transfer of phosphate group from a substrate to ADP.
oxidation of phosphate group in ATP
addition of phosphate group to ATP
When act as a respiratory substrate, which of the following would be broken down to acetyl Co-A?
Fatty acid
Protein
Carbohydrate
All of these
How many ATP molecules are directly produced via substrate-level phosphorylation during one complete cycle of the Krebs cycle?
1
2
3
4
Identify enzyme A in the given reaction of Krebβs cycle OAA+Acetyl Co-A+{H_2}O$$ o Citric acid + Co β A
Oxaloacetate synthetase
Citrate synthetase
Aconitase
Dehydrogenase
Which stage(s) of cellular respiration directly involve as an electron acceptor?
Glycolysis only
Krebs cycle only
Electron transport chain only
Glycolysis, Krebs cycle, and Pyruvate Oxidation
Which of the following process takes place in mitochondria?
Photolysis
Photophosphorylation
Carboxylation
Oxidative phosphorylation
All enzymes of TCA cycle are located in the mitochondrial matrix except one, which is located in inner mitochondrial membranes in eukaryotes and in cytosol in prokaryotes. This enzyme is
Lactate Dehydrogenase
Isocitrate Dehydrogenase
Malate Dehydrogenase
Succinate Dehydrogenase
Last electron acceptor in respiration is
Oxygen
Hydrogen
Carbon dioxide
NADH
