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Lactose intolerance is caused by the deficiency of the enzyme
Biochemistry Pharmacist Competitive Exams
Q. Lactose intolerance is caused by the deficiency of the enzyme
Ans → Lactase (β-galactosidase)
Explanation →
This question is taken from the test/quiz post: Biochemistry Important One Liners Questions On digestion and absorption - attemp/practice
More oneliners in - Biochemistry Important One Liners Questions On digestion and absorption
Q. Cellulose is not digested in humans due to lack of the enzyme that hydrolyses
Ans → β-Glycosidic bonds
Explanation →
Q. The most important carbohydrate associated with flatulence caused by ingestion of leguminous seeds
Ans → Raffinose
Explanation →
Q. Lactose intolerance is caused by the deficiency of the enzyme
Ans → Lactase (β-galactosidase)
Explanation →
Q. Name of the peptide believed to be involved in the transport of amino acids
Ans → Glutathione
Explanation →
Q. The disease characterized by impairment in the absorption of neutral amino acids
Ans → Hartnup’s disease
Explanation →
Q. Trypsin hydrolyses peptide bonds, the carbonyl group of which is contributed by the amino acids
Ans → Arginine and lysine
Explanation →
Q. The inhibition of the enzyme pancreatic lipase by bile salts is overcome by a protein, namely
Ans → Colipase
Explanation →
Q. The vehicles for the transport of lipids from the intestinal lumen to the membrane of mucosal cells
Ans → Mixed micelles
Explanation →
Q. Transport of glucose from the lumen to the intestinal mucosal cells is coupled with diffusion of
Ans → Enteropeptidase
Explanation →
Q. The products obtained by the action of pancreatic lipase on triacylglycerols are
Ans → 2-Acylglycerol and free fatty acids
Explanation →
Q. The lipoproteins synthesized in the intestinal mucosal cells from the absorbed lipids are
Ans → Chylomicrons
Explanation →
Q. Salivary -amylase becomes inactive in the stomach primarily due to
Ans → Inactivation by low pH
Explanation →
More one-liners in - Biochemistry
Q. An instrument used to measure the amount of rotation of plane polarized light by a compound, generally prepared in a solution
Ans → polarimeter
Explanation →
Q. The most commonly employed technique for separation of plasma proteins
Ans → Electrophoresis
Explanation →
Q. Artificial spherical lipid bilayer droplet formed mainly from phospholipids having a core of water phase, small enough to form a relatively stable dispersion in aqueous media and with potential use in drug delivery.
Ans → liposome
Explanation →
Q. Name a group of common sexually transmitted viruses that may be associated with genital warts or with cervical cancer
Ans → human papillomavirus (HPV)
Explanation →
Q. The copper containing protein involved for the conversion of ferrous iron (Fe2+) to ferric iron (Fe3+) in the plasma
Ans → Ceruloplasmin
Explanation →
Q. The metabolite among the citric acid cycle intermediates performing a catalytic role
Ans → Oxaloacetate
Explanation →
Q. The amino acids required for the synthesis of purines and pyrimidines are
Ans → Glutamine and aspartate
Explanation →
Q. Hypercholesterolemia is observed in the disorder(s)
Ans → Hypothyroidism, Diabetes mellitus, Nephrotic syndrome
Explanation →
Q. The inhibition of the enzyme pancreatic lipase by bile salts is overcome by a protein, namely
Ans → Colipase
Explanation →
Q. Vaccine composed of whole pathogen cells or viruses that have been killed or inactivated through treatment with heat, radiation, or chemicals
Ans → inactivated vaccine
Explanation →
Q. Molecules that exist only during a chemical reaction; not before or after the reaction.
Ans → intermediate
Explanation →
Q. Used as processing aid in tablet and capsule manufacturing, to facilitate the movement of the formulation into the dye and punch and to reduce the energy of compression.
Ans → lubricant
Explanation →
Q. An infection of the external ear canal, most commonly caused by Pseudomonas aeruginosa; often called swimmer’s ear
Ans → otitis externa
Explanation →
Q. Opposite of deliquescence; the drying of a salt solution when the vapour pressure of water in the saturated solution of a substance is greater than the partial pressure of water in the ambient air.
Ans → efflorescence
Explanation →
Q. Highly contagious and acute viral disease of the respiratory tract caused by the influenza virus
Ans → influenza
Explanation →
Q. The isomerism associated with unsaturated fatty acids
Ans → Geometric isomerism (cis-trans isomerism)
Explanation →
Q. A more negative redox potential represents a greater tendency to lose
Ans → Electrons
Explanation →
Q. Proinflammatory molecule released by basophils and mast cells in response to stimulation by other cytokines and chemical mediators
Ans → histamine
Explanation →
Q. The term given to organic molecules which contain no multiple bonds.
Ans → saturated
Explanation →
Q. Potentially damaging immune response against an antigen is called
Ans → hypersensitivity
Explanation →
Q. Time required for the concentration of a reactant in a given reaction to reach a value that is the arith- metic mean of its initial and final (equilibrium) values.
Ans → half life
Explanation →
Q. A staining technique in which cells are fixed and holes dissolved in the membrane to allow passage of labeled antibodies to bind specific intracellular targets
Ans → immunocytochemistry (ICC)
Explanation →
Q. Technological process consisting of the application of a substance, which forms a layer e.g, to protect the drug
Ans → coating
Explanation →
Q. Vehicle often ethanol used in combination to increase the solubility of drugs.
Ans → cosolvent
Explanation →
Q. A lymphoid cells that recognize and destroy abnormal target cells by inducing apoptosis
Ans → natural killer cells (NK cells)
Explanation →
Q. Used to describe when symmetric parts of a molecule are not super imposable on one another.
Ans → chirality
Explanation →
Q. The number of base pairs present in each turn (pitch) of B-form of DNA helix
Ans → 10
Explanation →