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101. Aromatic ring is present in_____________?
A. Arginine
B. Glycine
C. Phenylalanine
D. Phenylalanine, Glycine

102. In maple syrup urine disease the amino acids excreted in the urine are______________?
A. Leucine
B. Isoleucine
C. Valine
D. All of the above

103. Indole ring is present in______________?
A. Tryptophan
B. Valine
C. Methionine
D. Histidine

104. Biuret test is confirmatory test for_______________?
A. Protein
B. Fat
C. Carbohydrate
D. None of the above

105. Albumins and globulins are ________ proteins?
A. Simple
B. Peptones
C. Prolamines
D. Lactalbumin

106. Tertiary structure of protein is maintained by all except______________?
A. H2 bond
B. Hydrophobic
C. Ionic bond
D. Disulphide bond
E. None of the above

107. Thyroxine and catecholamines are derived from_____________?
A. Tyrosine
B. Tryptophan
C. Alanine
D. Leucine

108. In Hartnup’s disease _______ is excreted in the urine?
A. Ornithine
B. Glutamine
C. Tryptophan
D. Phenylalanine

109. Which of the following is not a part of hemoglobin molecule___________?
A. Pyrrole rings
B. Vinyl groups
C. Histidine
D. Ferric ions

110. Proteins are absorbed from GIT as_____________?
A. Amino acids
B. Peptides
C. Peptones
D. All of the above

 

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