Glycolysis

Question 1

Which process is called “EMP Pathway”?

Answer 1

Glycolysis

Question 2

Which process is called “Universal Pathway”?Why?

Answer 2

Glycolysis
1)occurs in cytoplasm
2)doesn’t require o2 and co2

Question 3

Who discovered Glycolysis?

Answer 3

Gustav embden,Otto Meyerhof and J.parnas
(EMP)

Question 4

Glucose(6 C) and Fructose(6 C) is derived from which Molecule?By which enzyme?

Answer 4

Sucrose(12 C) by Invertase

Question 5

Name the two phases of Glycolysis?

Answer 5

First Half (Glucose Activation Phase)
Second Half(energy extraction phase)

Question 6

Glucose is phosphorylated to Glucose-6-Phosphate by ATP by which enzyme?

Answer 6

Hexokinase

Question 7

Glucose-6-Phosphate isomerises to Fructose-6-Phosphate by which enzyme?

Answer 7

Phosphohexoisomerase

Question 8

Fructose-6-Phosphate is phosphorylated to Fructose-1,6-bisphosphate by which enzyme?

Answer 8

Phosphofructokinase

Question 9

Which enzyme is called”Pacemaker enzyme of EMP pathway?

Answer 9

Phosphofructokinase

Question 10

Which step is called “Rate limiting step”? How many ATP is used?

Answer 10

Conversion of Fructose-6-Phosphate to Fructose-1,6 bisphosphate[6 C]

2ATP

Question 11

Fructose-1,6 bisphosphate splits into what?By which enzyme?

Answer 11

DHAP (Dihydroxyacetone Phosphate)[3C]and PGAL(3-Phosphoglyceraldehyde)[3C]

  Aldolase

Question 12

Two interconvertible Triose Phosphate are formed by which enzyme?

Answer 12

Phosphotriose isomerase

Question 13

PGAL is converted into what and by which enzyme?

Answer 13

1,3-bisphosphoglyceric acid/1,3–bisphosphoglycerate(BPGA)

  Diphosphoglyceraldehide dehydrogenase

Question 14

BPGA is converted into what?By which enzyme?

Answer 14

3-Phosphoglyceric acid(PGA)

   Phosphoglycerate transphosphorylase

Question 15

PGA is converted into what?By which enzyme?

Answer 15

2-Phosphoglycerate

       Phosphoglyceromutase

Question 16

2-Phosphoglycerate converts into what?By which enzyme)

Answer 16

Phosphoenolpyruvate(PEP)

       Enolase

Question 17

Phosphoenolpyruvate(PEP) is converted into what)By which enzyme?

Answer 17

Pyruvic acid

    Pyruvate Kinase

Question 18

Net gain of ATP in Glycolysis?

Answer 18

2

Question 19

How many ATP are formed in Glycolysis?

Answer 19

4

Question 20

What are the products and substrates of Glycolysis?

Answer 20

Glucose forms two pyruvate