Glycolysis

Question 1

First step reactant and product

Answer 1

Glucose—>glucose 6 phosphate

Question 2

First step enzyme

Answer 2

Hexokinase / glucokinase -transfer phosphate to keep glucose in the cell

Question 3

Second step reactant and product

Answer 3

Glucose 6 phosphate—>fructose 6 phosphate

Question 4

Second step enzyme

Answer 4

Phosphohexose ismorase

Question 5

Third step reactant and product

Answer 5

Fructose 6 phosphate—>fructose 1,6 bisphosphate

Question 6

Third step enzyme

Answer 6

Phsphofructokinase PFK 1

Question 7

Forth step reactant and product

Answer 7

Fructose 1,6 bisphosphate—>dihaydroxy acetone phosphate+glyceraldehyde 3 phosphate

Question 8

Forth step enzyme

Answer 8

Aldolase

Question 9

Fifth step reactant and product

Answer 9

Dihydroxyacetone phosphate—> glyceraldhyde 3 phosphate

Question 10

Sixth step reactant and product

Answer 10

Glyceraldehyde 3 phosphate—>1,3 bisphospho glycerate

Question 11

Sixth step enzyme

Answer 11

Glyceraldehyde 3 phosphate dehydrogenase

Question 12

Seventh step reactant and product

Answer 12

1,3 bisphosphoglycerate—>3 phospoglycrate

Question 13

Seventh step enzyme

Answer 13

Phosphoglycerate kinase

Question 14

Eighth step reactant and product

Answer 14

3 phosphoglycerate—>2 phosphoglycerate

Question 15

Eighth step enzyme

Answer 15

Phosphoglycerate mutase

Question 16

Ninth step reactant and product

Answer 16

2 phosphoglycerate—>phosphoenolpyruvate

Question 17

Ninth step enzyme

Answer 17

Enolase

Question 18

Tenth step reactant and product

Answer 18

Phosphoenolpyruvate—>pyrvuate

Question 19

Tenth step enzyme

Answer 19

Pyruvate kinase

Question 20

In which steps we invest ATP

Answer 20

1 + 3

Question 21

In which steps we gain ATP

Answer 21

7+10

Question 22

In which step we gain 2NADH

Answer 22

6

Question 23

Total net ATP

Answer 23

4-2=2

Question 24

Which steps are irreversible

Answer 24

1+3+10

Question 25

Fifth step enzyme

Answer 25

Triose phosphate isomrase