Oxidation of Pyruvate
Trending Questions
Q. The connecting link reaction between glycolysis and Krebs cycle is _______.
dehydration
phosphorylation
isomerisation
pyruvate oxidation
Q. Link enzyme in cellular respiration which catalyzes the substrate produced during glycolysis, and funnels it into the Kreb's cycle is ______.
- Succinyl thiokinase
- Isocitrate dehydrogenase
- Citrate synthetase
- Pyruvate dehydrogenase
Q.
In aerobic respiration, first CO2 is liberated during ______.
Decarboxylation of oxalosuccinic acid
Alcoholic fermentation
Oxidation of pyruvic acid
Decarboxylation of a ketoglutaric acid
Q. Pyruvate dehydrogenase is the enzyme that converts __________.
- Glucose to pyruvate
- Pyruvate to acetyl CoA
- Pyruvic acid into lactic acid
- Pyruvate to glucose
Q. Which one of the following reactions is an example of oxidative decarboxylation?
- Conversion of succinate to fumarate
- Conversion of fumarate to malate
- Conversion of citrate to isocitrate
- Conversion of pyruvate to acetyl Co-A
Q. Select the wrong statement.
- The intermediate compound which links glycolysis with Krebs' cycle is malic acid
- When tripalmitin is used as a substrate in respiration, the RQ is 0.7
- The scheme of glycolysis was given by Embden, Meyerhoff and Paranas
- One glucose molecule yields a net gain of 2 ATP molecules during fermentation
- One glucose moelcule yields a net gain of 36 ATP molecules during aerobic respiration
Q. Oxidative decarboxylation of pyruvic acid results in the formation of
I. Acetyl Co-A
II. CO2
III. ATP
IV. NADH+H+
Select the correct answer using the codes given below
I. Acetyl Co-A
II. CO2
III. ATP
IV. NADH+H+
Select the correct answer using the codes given below
- Only I
- III and IV
- I and II
- I, II and III
- I, II and IV
Q. How many NADH molecules are produced during formation of acetyl CoA from pyruvic acid?
- 0
- 4
- 2
- 1
Q.
In yeast, which of the following does not occur during anaerobic respiration?
Formation of phosphoglyceric acid
Formation of acetyl CoA
Formation of acetaldehyde
Formation of ATP
Q. Oxidative decarboxylation occurs in
- Cristae
- Mitochondrial matrix
- Intermembrane space of mitochondria
- Cytosol