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Home ❭ Questions ❭ One Liners ❭ The oxidation of ferrous (Fe2+) iron to ferric (Fe3+) iron in hemoglobin results in the formation of a compound namely
The oxidation of ferrous (Fe2+) iron to ferric (Fe3+) iron in hemoglobin results in the formation of a compound namely
Biochemistry Pharmacist Competitive Exams
Q. The oxidation of ferrous (Fe2+) iron to ferric (Fe3+) iron in hemoglobin results in the formation of a compound namely
Ans → Methemoglobin
Explanation →
This question is taken from the test/quiz post: Biochemistry Important One Liners Questions On HEMOGLOBIN AND PORPHYRINS - attemp/practice
More oneliners in - Biochemistry Important One Liners Questions On HEMOGLOBIN AND PORPHYRINS
Q. The oxidation of ferrous (Fe2+) iron to ferric (Fe3+) iron in hemoglobin results in the formation of a compound namely
Ans → Methemoglobin
Explanation →
Q. Name the compound that is increased in RBC of anemic patients to facilitate the supply of O2 to the tissues
Ans → 2,3-Bisphosphoglycerate
Explanation →
Q. Sickling of RBC in sickle-cell anemia is due to polymerization of
Ans → Deoxyhemoglobin,
Explanation →
Q. The disorders characterized by decreased synthesis or total absence of globin chains of hemoglobin are collectively known as
Ans → Thalassemias
Explanation →
Q. The intermediate of citric acid cycle that is involved in heme synthesis
Ans → Succinyl CoA
Explanation →
Q. The enzyme defect in acute intermittent porphyria
Ans → Uroporphyrinogen synthase I
Explanation →
Q. The enzyme that is regulated by feedback inhibition in heme synthesis is
Ans → δ -Aminolevulinate synthase
Explanation →
Q. The compound that facilitates the release of O2 from oxyhemoglobin
Ans → C1– , H+ , 2, 3-BPG
Explanation →
Q. Name the amino acid that directly participates in the synthesis of heme
Ans → Glycine
Explanation →
More one-liners in - Biochemistry
Q. Which bond is formed between the negatively charged phosphate groups that holds a lot of potential energy
Ans → high-energy phosphate bond
Explanation →
Q. Fourth stage of disease, during which the number of pathogens present in the host decreases, along with signs and symptoms of disease
Ans → period of decline
Explanation →
Q. The immunoglobulin that can cross the placenta and transfer the mother’s immunity to the developing fetus
Ans → IgG
Explanation →
Q. The glycosaminoglycan that serves as a lubricant and shock absorbant of joints
Ans → Hyaluronic acid
Explanation →
Q. A partial agonist is an agonist that produces a maximal response that is less than the maximal response produced by another agonist acting at the same receptors on the same tissue.
Ans → Partial Agonist
Explanation →
Q. Dosage form comprising several elements (e.g., microspheres or coated pellets) dif- fering in the rate of drug release.
Ans → multi compartment formulation
Explanation →
Q. A type of strong oxidizing agent that causes free radical formation in cells; can be used as a disinfectant or antiseptic
Ans → peroxygen
Explanation →
Q. Name the cells that can assists in the organization of neurons, provides a scaffold for some aspects of neuron function, and aids in recovery from neural injury
Ans → glial cell
Explanation →
Q. Cytokines largely produced by immune system cells that help coordinate efforts against invading pathogens
Ans → interleukins
Explanation →
Q. A reaction between an acid and a base that results in salt and water.
Ans → neutralization reaction
Explanation →
Q. Galactosemia is mostly due to the deficiency of the enzyme
Ans → Galactose 1-phosphate uridyltransferase
Explanation →
Q. A a DNA molecule resulting from the cutting and insertion of DNA from one organism into the DNA of another organism, resulting in a new combination of genetic material
Ans → recombinant DNA molecule
Explanation →
Q. a solution of definite pH made up in such a way that the pH alters only gradually with the addition of an acid or a base.
Ans → buffer solution
Explanation →
Q. The vitamin that is regarded as a vitamin in search of a disease
Ans → Vitamin E (tocopherol)
Explanation →
Q. A ligand that binds to a receptor and alters the receptor state resulting in a biological response.
Ans → Agonist
Explanation →
Q. A a term applied to an atom or molecule having one or more free valencies.
Ans → radical
Explanation →
Q. Reversible formation of association colloids from surfactants in nonpolar solvents leads to aggregates termed inverted (or inverse, reverse, or reversed) micelles.
Ans → inverted micelle
Explanation →
Q. The polymers of monosaccharides or their derivatives, held together by glycosidic bonds
Ans → Polysaccharide
Explanation →
Q. An aromatic molecule or ion possesses aromaticity. Aromaticity is the special property of planar (or nearly planar) cyclic, conjugated systems having (4n+2) conjugated pi electrons.
Ans → aromatic
Explanation →
Q. The intermediate of citric acid cycle that is involved in heme synthesis
Ans → Succinyl CoA
Explanation →
Q. Which is the simplest form of glycolipids which occur in the membranes of nervous tissue.
Ans → Cerebrosides
Explanation →
Q. Name the stage of transcription during which RNA polymerase binds to a promoter and transcription begins
Ans → initiation of transcription
Explanation →
Q. Pace at which a drug along with the stomach content leaves and enters the duodenum.
Ans → gastric emptying rate
Explanation →