A. Phenyl alanine
B. Tyrosine
C. Tryptophan
D. None of the above
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Related Mcqs:
- Rate limiting step in adrenaline synthesis is conversion of____________?
- A. Tyrosine to dopa B. Phenylalanine to tyrosine C. Dopa to dopamine D. Dopamine to nor epinephrine...
- The precursor of cholesterol synthesis is________________?
- A. Acetic acid B. Acetyl CoA C. Oxalo acetic acid D. Pyruvate...
- Triglyceride synthesis synthesis is increased by______________?
- A. Growth hormone B. Insulin C. Cortisol D. Gulcagon...
- Thyroxine causes all the following except______________?
- A. Decreased cell metabolism B. Increased oxygen consumption C. Increased pulmonary ventilation D. Increased basal metabolism...
- Which of the following is a precursor of protoporphyrin_______________?
- A. Alanine B. Leucine C. Histidine D. Glycine...
- Thyroxine and catecholamines are derived from_____________?
- A. Tyrosine B. Tryptophan C. Alanine D. Leucine...
- The precursor of testosterone is_____________?
- A. Aldosterone B. Methyl testosterone C. Estrogen D. Pregnenolone...
- The immediate precursor of norepinephrine is______________?
- A. Epinephrine B. Tyrosine C. Dopamine D. Phenylalanine...
- Which of the following vitamins is necessary for maturation of blood precursor cells________________?
- A. Vit- A B. Thiamine C. Riboflavin D. Cyano cobalamine...
- Adrenaline is used in following EXCEPT______________?
- A. With xylocaine B. Post extraction socket C. Anaphylactin shock D. Angina in dental chair E. Both B & D...
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