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Sickling of RBC in sickle-cell anemia is due to polymerization of
Biochemistry Pharmacist Competitive Exams
Q. Sickling of RBC in sickle-cell anemia is due to polymerization of
Ans → Deoxyhemoglobin,
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. Pace at which a drug along with the stomach content leaves and enters the duodenum.
Ans → gastric emptying rate
Explanation →
Q. The inhibition of the enzyme pancreatic lipase by bile salts is overcome by a protein, namely
Ans → Colipase
Explanation →
Q. The compound implicated in the development of cataract in diabetic patients is
Ans → Sorbitol
Explanation →
Q. Emulsions in which the dispersed droplets are in the micron-size range.
Ans → microemulsions
Explanation →
Q. The amino acid required for the formation of glutathione
Ans → Glycine, Cysteine, Glutamate
Explanation →
Q. The inflammation of the gums that is more severe than gingivitis, spreading deeper into the tissues
Ans → periodontitis
Explanation →
Q. A process in which the forward reaction can reach an equilibrium with the reverse reaction.
Ans → reversible process
Explanation →
Q. Solutions (aqueous or oily), emulsions, or suspensions for rectal administration of medicaments for cleansing, diagnostic, or therapeutic purposes.
Ans → enemas
Explanation →
Q. A substance that cannot be divded chemically into component substances.
Ans → element
Explanation →
Q. Enzymes lose the catalytic activity at temperature above 70C due to
Ans → Denaturation
Explanation →
Q. Name the highly branched storage polysaccharide that is found animal cells and bacteria
Ans → glycogen
Explanation →
Q. A type of inclusion containing volutin, a polymerized inorganic phosphate that appears red when stained with methylene blue
Ans → metachromatic granule
Explanation →
Q. The most commonly employed technique for separation of plasma proteins
Ans → Electrophoresis
Explanation →
Q. The means of entry by a pathogen through skin or mucous membranes when these barriers are breached
Ans → parenteral route
Explanation →
Q. A formal non-ambiguous, nomenclature system for the assignment of absolute configuration of structure to chiral atoms, using the Cahn, Ingold and Prelog priority rules.
Ans → R,S convention
Explanation →
Q. Which are the essential fatty acids that need to be supplied in the diet.
Ans → PUFA
Explanation →
Q. A chemical processes in which the proportion of more electronegative substituents is decreased, or the charge is made more negative, or the oxidation number is lowered.
Ans → reduction
Explanation →
Q. The tendency for a molecule to acquire electrons and become reduced
Ans → redox potential
Explanation →
Q. A process in which the forward reaction can reach an equilibrium with the reverse reaction.
Ans → reversible process
Explanation →
Q. Technique that uses living organisms to make or modify products, to improve plants or animals, or to develop microorganisms for specific uses
Ans → biotechnology
Explanation →
Q. Destruction or removal of microorganisms in or about an object, e.g., by steam, chemical agents (alcohol, phenol, ethylene oxide gas), high-velocity electron bombardment, gamma or ultraviolet light radiation or filtration.
Ans → sterilization
Explanation →
Q. the energy required to break a particular bond by a homolytic process.
Ans → bond energy
Explanation →
Q. The ability of electrons to "shuffle," or alternate, between bonds, making the molecule extremely stable. The best example of this is benzene.
Ans → Resonance
Explanation →
Q. Highly contagious and acute viral disease of the respiratory tract caused by the influenza virus
Ans → influenza
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. The space between the cell wall and the plasma membrane, primarily in gram-negative bacteria
Ans → periplasmic space
Explanation →
Q. When a complex is formed between a metal ion and an a ligand in solution, the equilibrium may be expressed by a constant which is related to the free energy change for the process
Ans → stability constant
Explanation →
Q. electron systems in which bonding electrons are not localised between two atoms as for a single bond but are spread (delocalized) over the whole group.
Ans → delocalization
Explanation →
Q. Plasma albumin performs the following functions
Ans → Osmotic, Transport , Nutritive
Explanation →