This post includes important one-liner questions on HEMOGLOBIN AND PORPHYRINS from the subject of Biochemistry. This post summarises the chapter in short.
Biochemistry Important One Liners Questions On HEMOGLOBIN AND PORPHYRINS
1
The total number of amino acids present in adult hemoglobin
574
2
The oxidation of ferrous (Fe2+) iron to ferric (Fe3+) iron in hemoglobin results in the formation of a compound namely
Methemoglobin
3
The enzyme that catalyses the formation of carbonic acid
Carbonic anhydrase
4
Name the compound that is increased in RBC of anemic patients to facilitate the supply of O2 to the tissues
2,3-Bisphosphoglycerate
5
Sickling of RBC in sickle-cell anemia is due to polymerization of
Deoxyhemoglobin,
6
The disorders characterized by decreased synthesis or total absence of globin chains of hemoglobin are collectively known as
Thalassemias
7
The intermediate of citric acid cycle that is involved in heme synthesis
Succinyl CoA
8
The enzyme defect in acute intermittent porphyria
Uroporphyrinogen synthase I
9
The enzyme that is regulated by feedback inhibition in heme synthesis is
δ -Aminolevulinate synthase
10
The product formed when heme oxygenase cleaves heme
Biliverdin
11
The characteristic red colour of hemoglobin is due to
Heme
12
The number of heme groups present in myoglobin
1
13
The patients of sickle-cell anemia are resistant to
Malaria
14
The compound that facilitates the release of O2 from oxyhemoglobin
C1– , H+ , 2, 3-BPG
15
Name the amino acid that directly participates in the synthesis of heme
Glycine
