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Disorders like porphyrias occur due to


( A ) presence of biliverdin
( B ) presence of heme oxygenase
( C ) excess bilirubin in blood
( D ) genetic defects in heme biosynthesis
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Ans: ( D ) genetic defects in heme biosynthesis
Porphyria refers to a group of disorders that result from a build up of natural chemicals that produce porphyrin in the body. Porphyrins are essential for the function of Hb-a protein in RBC that links to porphyrin, binds iron and carries oxygen to organs and tissues.
answered Dec 27, 2016 by suganyadevi.p
 
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