wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

MBC 26

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Approximately how many molecules of ATP can be produced from the oxidation of a 20 carbon fatty acid, including those produced in the Krebs cycle?

a)

107

b)

100

c)

129

d)

136

2.

What are the major products of amino acid catabolism?

a)

Ketone bodies and tetrahydrofolate

b)

Tetrahydrofolate and glycogen

c)

Ketone bodies and glucose

d)

Glucose and tetrahydrofolate

3.

A deficiency of oxaloacetate would most likely increase the catabolism of what potential energy source?

a)

Acetyl-CoA

b)

Glucogenic amino acids

c)

Ketogenic amino acids

d)

Acetoacetyl-CoA

4.

What is the rate limiting step in the production of energy from free fatty acids?

a)

Degradation of acetyl-CoA to enter the Krebs cycle

b)

Carnitine acyl-transferase activity

c)

β-oxidation within the mitochondrial matrix

d)

Dehydrogenation of fatty acyl-CoA

5.

What is lipolysis?

a)

Hydrolysis of triacylglycerol

b)

Formation of lipids

c)

Breakdown of ketone bodies

d)

Formation of ketone bodies

6.

Which of the following hormone is not used in the hydrolysis of triacylglycerol into the fatty acids in adipose tissues?

a)

Epinephrine

b)

Norepinephrine

c)

Glucagon

d)

Insulin

7.

Name the energy source of the brain during starvation.

a)

Fat

b)

Ketone bodies

c)

Protein

d)

Lipids

8.

In which form the nitrogen is incorporated into an amino acid?

a)

Nitrite

b)

Glutamate

c)

Nitrate

d)

Ammonium ion

9.

Products of urea cycle

a)

1 urea, 1 NH3, 1 ATP, 1 fumaric acid

b)

1 urea, 1 AMP, 2 ADP, 1 fumaric acid

c)

1 aspartic acid, 1 NH3, 1 ATP, 1 fumaric acid

d)

2 urea, 2 NH3, 1 ATP, 1 fumaric acid

10.

Insulin is a hormone that inhibits lipolysis. Glucagon is a hormone that promotes lipolysis.

a)

1st statement is true

b)

2nd statement is true

c)

Both statements are true

d)

Both statements are false