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प्रश्न
Phosphorylation of glucose during glycolysis is catalysed by ______.
विकल्प
Phosphoglucomutase
Phosphoglucoisomerase
Hexokinase
Phosphorylase
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उत्तर
Phosphorylation of glucose during glycolysis is catalysed by hexokinase.
Explanation:
Glucose is phosphorylated by hexokinase, and glucose-6-phosphate is produced.
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संबंधित प्रश्न
Pyruvate undergoes oxidative decarboxylation to produce _____________.
(a) 2-PGA
(b) α-Ketoglutarate
(c) Succinyl-Co-A
(d) Acetyl-Co-A
Describe the connecting link between glycolysis and Krebs’ cycle.
Name the reactions when a-ketoglutarate is converted to succinyl Co-A in Krebs' cycle
Following reactions occur during glycolysis. Arrange them in the order of their occurrence in the glycolytic pathway.
- Dihydroxy acetone phosphate → Glyceraldehyde-3-phosphate
- Fructose-6-phosphate → Fructose-1, 6-bisphosphate
- Phosphoenolpyruvate → Pyruvic acid
- 2-Phosphoglycerat → Phosphoenolpyruvate
- Glucose-6-phosphate → Fructose-6- phosphate
- 1,3-bisphosphoglyceric acid → 3- phosphoglyceric acid
In glycolysis, phosphorylation reaction leads to conversion of glucose to glucose-6-phosphate. Identify the number of carbon atoms that are added to glucose to make it glucose-6-phosphate.
______ is used for conversion of 3-PGA to 2-PGA in glycolysis.
How many oxygen molecules are utilized in glycolysis?
During glycolysis, cleavage of fructose 1, 6-diphosphate occurs in presence of enzyme ______
During glycolysis of one molecule of glucose, how many ADP molecules are phosphorylated?
During glycolysis of aerobic respiration, how many times oxidation of substrate occurs?
During glycolysis, the first molecule to be dehydrogenated is ______.
Which process does the following equation represent?
\[\ce{C6H12O6 + 2NAD + 2ADP + 2Pi → CH3 - CO - COOH + 2 NADH2 + 2 ATP}\]
Energy is released during the oxidation of compounds in respiration. How is this energy stored and released as and when it is needed?
Which of the following will release more energy on oxidation? Arrange them in ascending order.
- 1 gm of fat
- 1 gm of protein
- 1 gm of glucose
- 0.5 g of protein + 0.5g glucose
The figure given below shows the steps in glycolysis. Fill in the missing steps A, B, C, D and also indicate whether ATP is being used up or released at step E?
Give an account of Glycolysis. Where does it occur? What is the end product? Trace the fate of these products in both aerobic and anaerobic respiration.
In glycolysis, electrons are removed by ______.
Identify the INCORRECT statement regarding glycolysis.
