Major source of ammonia in the kidney is___________?
A. Urea Aspartate
B. Aspartate
C. Glutamine
D. Glutamate
Medical Mcqs
Key enzyme in urea synthesis is____________?
Key enzyme in urea synthesis is____________?
A. Urease
B. Carbamyl synthetase
C. Arginase
D. Ornithine
Ammonia is detoxified in liver to form____________?
Ammonia is detoxified in liver to form____________?
A. Uric acid
B. Glutamine
C. Creatinine
D. Urea
A small Ca+2 binding protein that modifies the activity of many enzymes and other proteins in response to changes of Ca+2 concentration is known as______________?
A small Ca+2 binding protein that modifies the activity of many enzymes and other proteins in response to changes of Ca+2 concentration is known as______________?
A. Cycline
B. Calmodulin
C. Collagen
D. Kinesin
Decarboxylation of which of the following amino acids results in formation of a vasodilator ?
Decarboxylation of which of the following amino acids results in formation of a vasodilator ?
A. Valine
B. Arginine
C. Histidine
D. Glutamic acid
A mutation that converts an amino acid codon to a stop codon is a_____________?
A mutation that converts an amino acid codon to a stop codon is a_____________?
A. Nonsense mutation
B. Transversion
C. Silent mutation
D. Frame shift mutation
Histidine is converted to histamine by_____________?
Histidine is converted to histamine by_____________?
A. Transamination
B. Hydroxylation
C. Decarboxylation
D. Reduction
ALbumin is synthesized by_____________?
ALbumin is synthesized by_____________?
A. Liver
B. Kidney
C. Muscle
D. Spleen
Which of the following amino acids is quickly converted to tyrosine ?
Which of the following amino acids is quickly converted to tyrosine ?
A. Arginine
B. Glycine
C. Phenylalanine
D. Leucine
Synthesis of protein occurs on__________________?
Synthesis of protein occurs on__________________?
A. Mitochondria
B. Poly ribosomes
C. Nucleus
D. Golgi bodies