Heme is converted to bilirubin mainly in_____________?

Related Mcqs:

1. Heme in haemoglobin is____________?

   A. Between Helix C and D
   B. Surrounded by non polar environment
   C. Bonded to E7 histidine
   D. Protoporophyrin IX

2. Normal blood bilirubin level is______________?

   A. 0.5 – 1 mg%
   B. 1 – 3 mg%
   C. 3 – 4 mg%
   D. 4 – 5.5 mg%

3. Bilirubin is produced from________________?

   A. Haemoglobin
   B. Myoglobin
   C. Gall bladder
   D. A & B

4. Bilirubin is conjugated with which of the following ?

   A. Glycine
   B. Glutamine
   C. Acetyl CoA
   D. Glucuronic acid

5. Tooth discolouration due to high bilirubin secretion is seen in the____________?

   A. Pink tooth of mummery
   B. Ochronosis
   C. Chlorodontia
   D. Leong teeth

6. R-RNA is mainly produced mainly in___________?

   A. Nucleus
   B. Nucleolus
   C. Ribosome
   D. Endoplasmic reticulum

7. Which of the following amino acids is quickly converted to tyrosine ?

   A. Arginine
   B. Glycine
   C. Phenylalanine
   D. Leucine

8. Histidine is converted to histamine by_____________?

   A. Transamination
   B. Hydroxylation
   C. Decarboxylation
   D. Reduction

9. Unsaturated fatty acids are converted to______________?

   A. Prostaglandins
   B. Cholesterol
   C. Cell membrane lipid
   D. Saturated fatty acid

10. Nor epinephrine is converted to epinephrine by______________?

    A. Dopamine hydroxylase
    B. Dopa decarboxylase
    C. O-methylation
    D. N-methylation