SPECIAL: GLYCOLYSIS

Question 1

Complete process of Glycolysis (By step)

Answer 1

Step 1: Phosphorylation
Step 2: Isomerization
Step3: Second Phosphorylation
Step 4: Cleavage
Step 5: DHAP to G3P
Step 6: Oxidation
Step 7: Dephosphorylation
Step 8: Phosphate Transfer
Step 9: Dehydration
Step 10: Second Dephosphorylation

Question 2

Glycolysis is divided into 2 half with 5 steps each namely:

Answer 2

1st Half: Preparatory Phase
2nd Half: Payoff Phase

Question 3

1st Step: What is the reactant and product?

Answer 3

Reactant: Glucose
Product: Glucose-6-Phosphate

Question 4

Glycolysis: Enzyme use in 1st step?

Answer 4

Hexokinase

Question 5

2nd Step: What is the reactant and product?

Answer 5

Reactant: Glucose-6-Phosphate
Product: Fructose-6-Phosphate

Question 6

4th Step: What is the reactant and product?

Answer 6

Reactant: Fructose 1,6-Bisphosphate
Product:
-Glyceraldehyde-3-Phosphate (G3P)
-Dihydroxyacetone phosphate (DHAP)

Question 6

3rd Step: What is the reactant and product?

Answer 6

Reactant: Fructose-6-Phosphate
Product: Fructose 1, 6-bisphosphate

Question 7

5th Step: What is the reactant and product?

Answer 7

Reactant: Dihydroxyacetone Phosphate (DHAP)
Product: Glyceraldehyde-3-Phosphate (G3P)

Question 8

6th Step: What is the reactant and product?

Answer 8

Reactant: G3P
Product: 1,3-bisphosphoglycerate

Question 9

7th Step: What is the reactant and product?

Answer 9

Reactant: 1, 3-bisphpsphoglycearte
Product: 3 Phosphoglycerate

Question 10

8th Step: What is the reactant and product?

Answer 10

Reactant: 3 Phosphoglycerate
Product: 2 Phosphoglycerate

Question 11

9th Step: What is the reactant and product?

Answer 11

Reactant: 2 Phosphoglycerate
Product: Phosphoenolpyruvate

Question 12

10th Step: What is the reactant and product?

Answer 12

Reactant: Phosphoenolpyruvate
Product: Pyruvate

Question 13

Glycolysis: Enzyme use in 2nd step?

Answer 13

Phosphoglucoisomerase

Question 14

Glycolysis: Enzyme use in 3rd step?

Answer 14

Phosphofructokinase 1

Question 15

Glycolysis: Enzyme use in 4th step?

Answer 15

Fructose Biphosphate Aldolase (or simply aldolase)

Question 16

Glycolysis: Enzyme use in 5th step?

Answer 16

Triosephosphate Isomerase (or simply isomerase)

Question 17

Glycolysis: Enzyme use in 6th step?

Answer 17

Glyceraldehyde-3-phosphate dehydrogenase

Question 18

Glycolysis: Enzyme use in 7th step?

Answer 18

Phosphoglycerate Kinase

Question 19

Glycolysis: Enzyme use in 8th step?

Answer 19

Phosphoglycerate Mutase

Question 20

Glycolysis: Enzyme use in 9th step?

Answer 20

Enolase

Question 21

Glycolysis: Enzyme use in 10th step?

Answer 21

Pyruvate Kinase

Question 22

Glycolysis: How many ATP is spent and which phase or step?

Answer 22

-2 ATP spent
-Preparatory Phase
-Step 1: Phosphorylation
-Step 3: Second Phosphorylation

Question 22

Glycolysis: How many ATP is produced and which phase or step?

Answer 22

-2 ATP produced
-Payoff Phase
-Step 7: Dephosphorylation
-Step 10: Second Dephosphorylation

Question 23

Glycolysis: What electron carrier is used and in what phase/step?

Answer 23

-NAD+ —-> NADH
-Payoff Phase (Step 6: Oxidation)

Question 24

Net ATP produced in Glycolysis

Answer 24

2 ATP per Glucose molecule