NITROGEN METABOLISM QUIZ

The nitrogen atoms of urea produced in the urea cycle are derived from

ammonia and aspartic acid

ammonia

nitrate

nitrite

TRUE ANSWER : ?
YOUR ANSWER : ?

none of these

ketoacids into amino acids

ammonia into a less toxic form

amino acids into ketoacids

TRUE ANSWER : ?
YOUR ANSWER : ?

1 molecule of aspartic acid, 1 molecule of ammonia, 1 molecule of carbon dioxide, 3 molecules of ATP

1 molecule of urea, 1 molecule of ammonia, 3 molecules of ATP and 1 molecule of fumaric acid

None of these

1 molecule of fumaric acid, 1 molecule of urea, 3 molecules of AMP

TRUE ANSWER : ?
YOUR ANSWER : ?

Leucine

Glycine

Histidine

Methionine

TRUE ANSWER : ?
YOUR ANSWER : ?

1 molecule of fumaric acid, 1 molecule of urea, 1 molecule of AMP, 2 molecules of ADP

1 molecule of aspartic acid, 1 molecule of ammonia, 1 molecule of fumaric acid, 1 molecule of ATP

1 molecule of urea, 1 molecule of ammonia, 1 molecule of ATP and 1 molecule of fumaric acid

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Aspartic acid

Arginine

Glucose

Carbon dioxide

TRUE ANSWER : ?
YOUR ANSWER : ?

only microorganism

plant and microorganism

none of these

only plants

TRUE ANSWER : ?
YOUR ANSWER : ?

15

10

5

16

TRUE ANSWER : ?
YOUR ANSWER : ?