Medical biochemistry MCQs with answers for online test preparation. Bio chemistry MCQs for medical students. Micro-Biology MCQS
Major source of ammonia in the kidney is ?
A. Aspartate
B. Glutamine
C. Glutamate
D. Urea AspartateCreatine is formed metabolically from ?
A. Arginine
B. Histidine
C. Tryptophan
D. PhenylalanineHeme in haemoglobin is ?
A. Surrounded by non polar environment
B. Bonded to E7 histidine
C. Protoporophyrin IX
D. Between Helix C and DCytochromes are ?
A. Metal containing flavoproteins
B. Iron-porphyrin proteins
C. Pyridine nucleotides
D. Riboflavin containing nucleotidesWhich of the following is a precursor of protoporphyrin ?
A. Glycine
B. Histidine
C. Alanine
D. LeucineProteins are absorbed from GIT as ?
A. Peptones
B. Peptides
C. Amino acids
D. None of themWhich of the following is not a part of hemoglobin molecule ?
A. Ferric ions
B. Histidine
C. . Pyrrole rings
D. Vinyl groupsIn Hartnup’s disease _____ is excreted in the urine ?
A. Glutamine
B. Phenylalanine
C. Ornithine
D. TryptophanThyroxine and catecholamines are derived from ?
A. Alanine
B. Leucine
C. Tyrosine
D. TryptophanWhich of the following is present in the plasma but absent in the serum?
A. Lecithin
B. Firbinogen
C. Albumin
D. Globulin