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The metabolite among the citric acid cycle intermediates performing a catalytic role
Biochemistry Pharmacist Competitive Exams
Q. The metabolite among the citric acid cycle intermediates performing a catalytic role
Ans → Oxaloacetate
Explanation →
This question is taken from the test/quiz post: Biochemistry Important One Liners Questions On Metabolism of Carbohydrates - attemp/practice
More oneliners in - Biochemistry Important One Liners Questions On Metabolism of Carbohydrates
Q. Name the five vitamins required by pyruvate dehydrogenase or -ketoglutarate dehydrogenase complex
Ans → Thiamine, riboflavin, lipoic acid, niacin, pantothenic acid,
Explanation →
Q. Muscle glycogen does not directly contribute to blood glucose due to absence of the enyme
Ans → Absence of glucose 6-phosphatase
Explanation →
Q. Ascorbic acid is not synthesized in man due to lack of the enzyme
Ans → L-Gulonolactone oxidase
Explanation →
Q. The compound implicated in the development of cataract in diabetic patients is
Ans → Sorbitol
Explanation →
Q. Galactosemia is mostly due to the deficiency of the enzyme
Ans → Galactose 1-phosphate uridyltransferase
Explanation →
Q. Substrate level phosphorylation in citric acid cycle is catalysed by the enzyme
Ans → Succinate thiokinase
Explanation →
Q. The metabolic pathway concerned with the conversion of L-xylulose to D-xylulose is
Ans → Uronic acid pathway
Explanation →
Q. The name of the protein that has been identified to serve as a primer for glycogen synthesis is
Ans → Glycogenin
Explanation →
Q. The metabolite among the citric acid cycle intermediates performing a catalytic role
Ans → Oxaloacetate
Explanation →
Q. Which enzymes in glycolysis catalyses an irreversible reaction
Ans → Pyruvate kinase , Phosphofructokinase, Hexokinase
Explanation →
Q. Synthesis of 2, 3-bisphosphoglycerate occurs in the tissue namely.
Ans → Erythrocytes
Explanation →
More one-liners in - Biochemistry
Q. A process in which the forward reaction can reach an equilibrium with the reverse reaction.
Ans → reversible process
Explanation →
Q. The vitamin that is regarded as a vitamin in search of a disease
Ans → Vitamin E (tocopherol)
Explanation →
Q. The stage of replication during which various proteins bind to the origin of replication to begin the replication process
Ans → initiation of DNA replication
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 chemical in a reaction that is used up before other ingredients in the reaction, thus limiting how much of the resulting substance can be produced.
Ans → limiting reagent
Explanation →
Q. An instrument that measures the degree of absorption (or emission) of electromagnetic radiation by a substance.
Ans → spectrophotometer
Explanation →
Q. Bonds forms between the hydroxyl groups of two sugar molecules
Ans → glycosidic bond
Explanation →
Q. Name the adaptive immunity mediated by antibodies produced by B cells
Ans → humoral immunity
Explanation →
Q. The regulatory enzyme in the pyrimidine biosynthesis in animals is
Ans → Carbamoyl phosphate synthetase II
Explanation →
Q. Name the class of exotoxin that targets and lyses red blood cells, as well as other cells
Ans → hemolysin
Explanation →
Q. The process of separation of a racemate into its two enantiomers by means of some chiral agency.
Ans → resolution
Explanation →
Q. The shorter identical peptide chains of an antibody molecule (two per antibody monomer), composed of variable and constant region segments
Ans → light chains
Explanation →
Q. The enzyme defect in acute intermittent porphyria
Ans → Uroporphyrinogen synthase I
Explanation →
Q. When a mix of liquids is separated by heating it up because one liquid boils at a different temperature than the other.
Ans → distillation
Explanation →
Q. An activated and differentiated B cell that is programmed to respond to secondary exposures to a specific antigen
Ans → memory B cell
Explanation →
Q. The tendency for a molecule to acquire electrons and become reduced
Ans → redox potential
Explanation →
Q. A compound released from a natural killer cell that creates pores in the target cell through which other toxins (particularly granzymes) can gain access to the cytoplasm
Ans → perforin
Explanation →
Q. The process wherein orbitals of similar energies are combined to form a set of equivalent ‘hybrid’ orbital.
Ans → hybridization
Explanation →
Q. Proteins that participate in ribosome assembly during initiation
Ans → initiation factors
Explanation →
Q. The vitamin that is regarded as a vitamin in search of a disease
Ans → Vitamin E (tocopherol)
Explanation →
Q. The movement of chemicals (drugs) into, through, and out of biological organisms or their parts.
Ans → Biotranslocation
Explanation →
Q. A herpes infection of the newborn, generally caused by infection during birth
Ans → neonatal herpes
Explanation →
Q. Cytokines largely produced by immune system cells that help coordinate efforts against invading pathogens
Ans → interleukins
Explanation →
Q. Solid preparation that on contact with water breaks apart by the effect of gas evolution, resulting commonly from the reaction of hydrogen carbonate with citric or tartaric acid, in order to facilitate dissolution or dispersion of the active ingredient before ingestion.
Ans → effervescent tablet
Explanation →
Q. The vehicles for the transport of lipids from the intestinal lumen to the membrane of mucosal cells
Ans → Mixed micelles
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. A process in which a compound of one oxidation state changes to compounds two or more oxidation states
Ans → disproportionation
Explanation →
Q. Name the study that compares entire genomes, including the complete set of genes, their nucleotide sequence and organization
Ans → Genomics
Explanation →
Q. The difference between plasma and serum is the presence or absence of
Ans → Fibrinogen
Explanation →
Q. Which enzymes in glycolysis catalyses an irreversible reaction
Ans → Pyruvate kinase , Phosphofructokinase, Hexokinase
Explanation →
Q. The regulatory enzyme in the pyrimidine biosynthesis in animals is
Ans → Carbamoyl phosphate synthetase II
Explanation →