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Home ❭ Questions ❭ One Liners ❭ The intermediate of citric acid cycle that is involved in heme synthesis
The intermediate of citric acid cycle that is involved in heme synthesis
Biochemistry Pharmacist Competitive Exams
Q. The intermediate of citric acid cycle that is involved in heme synthesis
Ans → Succinyl CoA
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. The amino acid that is completely destroyed by acid hydrolysis of protein
Ans → Tryptophan
Explanation →
Q. Solutions (aqueous or oily), emulsions, or suspensions for rectal administration of medicaments for cleansing, diagnostic, or therapeutic purposes.
Ans → enemas
Explanation →
Q. Naturally produced protein synthesis inhibitor of the lincosamide class that binds to the 50S subunit, inhibiting peptide bond formation
Ans → lincomycin
Explanation →
Q. A chemical reaction where water is introduced in another substance usually to separate it.
Ans → hydrolysis
Explanation →
Q. Name adaptive immunity mediated by antibodies produced by B cells
Ans → humoral immunity
Explanation →
Q. Name the hyperthyroidism caused by an autoimmune disease affecting thyroid function
Ans → Graves disease
Explanation →
Q. The amount of change in measured output per unit change in input.
Ans → Amplification
Explanation →
Q. Cellulose is not digested in humans due to lack of the enzyme that hydrolyses
Ans → β-Glycosidic bonds
Explanation →
Q. Name the longest identical peptide chains in antibody molecules (two per antibody monomer) that composed of variable and constant region segments
Ans → heavy chains
Explanation →
Q. The cofactor required for the conversion of phenylalanine to tyrosine is
Ans → Tetrahydrobiopterin
Explanation →
Q. The element involved in the protection of cells against the damage of H2O2 and other free radicals
Ans → Selenium
Explanation →
Q. The Threshold detergent concentration at which micelle formation begins in the bulk phase is called
Ans → critical micelle concentration (cmc)
Explanation →
Q. Having numerous flagella covering the entire surface of a bacterial cell is known as
Ans → peritrichous
Explanation →
Q. The number of ATP produced when a molecule of acetyl CoA is oxidized through citric acid cycle
Ans → 12
Explanation →
Q. Name an inflammatory response that involves both the brain and the membranes that surround it
Ans → meningoencephalitis
Explanation →
Q. Name the structure embedded in the dermis from which hair grows
Ans → hair follicle
Explanation →
Q. Acetyl CoA from the mitochondria is transported into the cytosol after its conversion to
Ans → Citrate
Explanation →
Q. A group that is used to protect a functional group from unwanted reactions. After application the protecting group can be removed to reveal the original functional group.
Ans → protecting group
Explanation →
Q. Class of antiprotozoan drugs long used for the treatment of malaria; interferes with heme detoxification
Ans → quinolines
Explanation →
Q. Name a method of acid-fast staining that does not use heat to infuse the primary stain, carbolfuchsin, into acid-fast cells
Ans → Kinyoun technique
Explanation →
Q. A compound possessing hydrophobic and hydrophilic groups in its structure is known as
Ans → Ampipathic
Explanation →
Q. Substrate level phosphorylation in citric acid cycle is catalysed by the enzyme
Ans → Succinate thiokinase
Explanation →
Q. The scientist who observed that there exists a relationship between the contents of purines and pyrimidines in DNA structure
Ans → Erwin Chargaff
Explanation →
Q. Name the sialic acid, mostly found in the structure of glycoproteins and glycolipids
Ans → N- Acetylneuraminic acid
Explanation →
Q. An inverse agonist is a ligand that by binding to a receptor reduces the fraction of receptors in an active conformation, thereby reducing basal activity.
Ans → Inverse Agonist
Explanation →
Q. The total number of ATP produced by the oxidation of a molecule of palmitic acid is
Ans → 129 ATP,
Explanation →