Latest questions in this category.
Citric acid is the first stable compound formed when Acetyl-CoA combines with oxaloacetic acid in the Krebs cycle.
Ref: NCERT Class 11 Biology Chapter 12: Respiration in Plants Krebs Cycle - TCA Cycle - Tricarboxylic Acid Cycle
Glucose does not directly enter the Krebs cycle; it is first converted into pyruvate and then Acetyl-CoA.
Ref: NCERT Class 11 Biology Chapter 12: Respiration in Plants Krebs Cycle - TCA Cycle - Tricarboxylic Acid Cycle
Aerobic respiration occurs in both the cytoplasm (glycolysis) and mitochondria (Krebs cycle and Electron Transport Chain), not just the cytoplasm.
Ref: NCERT Class 11 Biology Chapter 12: Respiration in Plants Krebs Cycle - TCA Cycle - Tricarboxylic Acid Cycle
Fumarase catalyzes the hydration of fumaric acid to form malic acid in the Krebs cycle.
Ref: NCERT Class 11 Biology Chapter 12: Respiration in Plants Krebs Cycle - TCA Cycle - Tricarboxylic Acid Cycle
α-Ketoglutaric acid is an intermediate of the Krebs cycle that serves as a precursor for amino acid synthesis.
Ref: NCERT Class 11 Biology Chapter 12: Respiration in Plants Krebs Cycle - TCA Cycle - Tricarboxylic Acid Cycle
NAD⁺ is reduced to NADH during glycolysis and the Krebs cycle, playing a crucial role in cellular respiration.
Ref: NCERT Class 11 Biology Chapter 12: Respiration in Plants Krebs Cycle - TCA Cycle - Tricarboxylic Acid Cycle
Oxaloacetate is regenerated at the end of the Krebs cycle to continue the cycle.
Ref: NCERT Class 11 Biology Chapter 12: Respiration in Plants Krebs Cycle - TCA Cycle - Tricarboxylic Acid Cycle
The Krebs cycle releases carbon dioxide as a byproduct of the decarboxylation reactions.
Ref: NCERT Class 11 Biology Chapter 12: Respiration in Plants Krebs Cycle - TCA Cycle - Tricarboxylic Acid Cycle
Succinate dehydrogenase catalyzes the oxidation of succinate to fumarate, producing FADH₂.
Ref: NCERT Class 11 Biology Chapter 12: Respiration in Plants Krebs Cycle - TCA Cycle - Tricarboxylic Acid Cycle
Oxidative phosphorylation uses a proton gradient across the inner mitochondrial membrane to generate ATP.
Ref: NCERT Class 11 Biology Chapter 12: Respiration in Plants Krebs Cycle - TCA Cycle - Tricarboxylic Acid Cycle
Oxaloacetic acid is regenerated at the end of the Krebs cycle to continue the cycle.
Ref: NCERT Class 11 Biology Chapter 12: Respiration in Plants Krebs Cycle - TCA Cycle - Tricarboxylic Acid Cycle
CO₂ is first released during the oxidation of pyruvate to Acetyl-CoA before entering the Krebs cycle.
Ref: NCERT Class 11 Biology Chapter 12: Respiration in Plants Krebs Cycle - TCA Cycle - Tricarboxylic Acid Cycle
