biochemistry multiple choices
問題一覧
1
Which of the following gives rise to methionine, threonine and lysine
aspartate
2
Which of the following can be formed by hydroxylation of phenylalanine?
tyrosine
3
A high homocysteine level could be associated with a deficiency of which one of the following vitamins?
vitamin b12
4
A reduction in the metabolism of which one of the following amino acids can lead to elevated homocysteine levels in the blood?
methionine
5
Tyrosine gives rise to a family of catecholamines that does not include
cortisol
6
A deficiency of which one of the following proteolytic enzymes would have the greatest effect on the digestion of proteins?
trypsin
7
Which one of the following have AST and ALT in common
both convert a ketoglutarate into glutamate
8
Proteolytic enzymes responsible for degrading proteins are produced by
all of the above
9
Choose a molecule which does not contain a porphyrin group.
adrenaline
10
Which of the following is a function of glycoproteins?
providing cell surface recognition
11
In the urea cycle arginosuccinate is formed from citrulline on combination with:
aspartate
12
ATP utilized by argininosuccinate synthase is hydrolysed to:
amp
13
The “energy carrier” ATP is an example of a(n):
RN triphosphate
問題一覧
1
Which of the following gives rise to methionine, threonine and lysine
aspartate
2
Which of the following can be formed by hydroxylation of phenylalanine?
tyrosine
3
A high homocysteine level could be associated with a deficiency of which one of the following vitamins?
vitamin b12
4
A reduction in the metabolism of which one of the following amino acids can lead to elevated homocysteine levels in the blood?
methionine
5
Tyrosine gives rise to a family of catecholamines that does not include
cortisol
6
A deficiency of which one of the following proteolytic enzymes would have the greatest effect on the digestion of proteins?
trypsin
7
Which one of the following have AST and ALT in common
both convert a ketoglutarate into glutamate
8
Proteolytic enzymes responsible for degrading proteins are produced by
all of the above
9
Choose a molecule which does not contain a porphyrin group.
adrenaline
10
Which of the following is a function of glycoproteins?
providing cell surface recognition
11
In the urea cycle arginosuccinate is formed from citrulline on combination with:
aspartate
12
ATP utilized by argininosuccinate synthase is hydrolysed to:
amp
13
The “energy carrier” ATP is an example of a(n):
RN triphosphate