Energy production- carbohydrate

Question 1

In the small intestine, amylase digests ………. and isomaltase digests …….

Answer 1

Amylase digests a 1-4 bonds

Isomaltase digest a 1-6 bonds

Question 2

In the saliva what does amylase digest starch and glycogen to?

Answer 2

Dextrins

Question 3

How is glucose absorbed in the GI?

Answer 3

Via Glut transport proteins

Question 4

What enzyme converts 1,3 BPG to 2,3 BPG?

Answer 4

Bisphophoglycerate mutase

Question 5

What is converted to glycerol 3-phosphate via glycerol 3-phosphate dehydrogenase?

Answer 5

Dihydroxyacetone phophate

Question 6

What are the 3 key enzymes in glycolysis?

Answer 6

Hexokinase, phosphofructokinase and pyruvate kinase

Question 7

How many ATP are produced per mole of glucose entering glycolysis?

Answer 7

2 ATP

Question 8

How many NADH are produced per glycolysis?

Answer 8

2 NADH

Question 9

What are the four key enzymes of gluconeogenesis?

Answer 9

Pyruvate carboxykinase, Phophoenol pyruvate carboxykinase, fructose 1,6- bisphophatase and glucose 6-phophatase

Question 10

What type of glucose-glucose bonds are present in cellulose?

Answer 10

B 1-4 bonds