Proteins

Question 1

Amino acid with the smallest side chain

Answer 1

Glycine

Question 2

Major inhibitory neurotransmitter in the spinal cord

Answer 2

Glycine

Question 3

Aminoacid with the largest side chain

Answer 3

Tryptophan

Question 4

Precursor of homocysteine

Answer 4

Methionine

Question 5

Precursor of niacin, serotonin, melatonin

Answer 5

Tryptophan

Question 6

Carries nitrogen from peripheral tissues to the liver

Answer 6

Alanine

Glutamine

Question 7

Not an amino but an imino acid

Answer 7

Proline

Question 8

Precursor of GABA and glutathione

Answer 8

Glutamate

Question 9

Use in diagnosis of folic acid deficiency ( increased amt of FIglu in urine)

Answer 9

Histidine

Question 10

Precursor of urea, crea and NO

Answer 10

Arginine

Question 11

All amino acids are chiral except

Answer 11

Glycine

Question 12

Has been inplicated as a potential mediator of alzheimer’s confornational transformation

Answer 12

Apolipoprotein E

Question 13

Most abundant protein in the body

Answer 13

Collagen

Question 14

All amino acids has carboxyl, amino and R group EXCEPT

Answer 14

Proline