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Procedure for estimating the concentration or biological activity of a substance by measuring its effect on a living system compared to a standard system
Pharmaceutics Pharmacist Competitive Exams
Q. Procedure for estimating the concentration or biological activity of a substance by measuring its effect on a living system compared to a standard system
Ans → bioassay
Explanation →
This question is taken from the test/quiz post: One liners Pharmaceutics| B.Pharmacy| Pharmacy file-1 - attemp/practice
More oneliners in - One liners Pharmaceutics| B.Pharmacy| Pharmacy file-1
Q. Adherence of particles into a larger mass due to moisture, static charge, or chemical or mechanical binding
Ans → agglomeration
Explanation →
Q. Solid substances that are not crystals. These solids consist of randomly oriented molecules. Solids without definite shape consist of randomly oriented molecules.
Ans → amorphous
Explanation →
Q. Molecules that contain groups with characteristically different properties, e.g., both hydrophilic and lipophilic (hydrophobic) properties.
Ans → amphiphilic
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Q. Characteristic angle of slope formed with the horizontal by the side of a static conical mound of powder.
Ans → angle of repose
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Q. Process by which food is rendered free from pathogenic, toxigenic, and spoilage organisms.
Ans → appertization
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Q. Substance that acts as adhesives to bind together powders for making tablets (direct tableting) or granules (granulation) that are mainly used in tableting.
Ans → binder
Explanation →
Q. Procedure for estimating the concentration or biological activity of a substance by measuring its effect on a living system compared to a standard system
Ans → bioassay
Explanation →
Q. Relative amount of the administered dose of a drug that reaches systemic circulation from a certain dosage form in comparison to the amount that reaches the systemic circulation by iv administration
Ans → bioavailability
Explanation →
Q. Relationship between two preparations of the same drug in the same dosage form that have a similar bioavailability.
Ans → bioequivalence
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Q. For a substance, the time required for the amount of a drug or a substance in a biological system to be reduced to one-half of its value by biological processes when the rate of removal is approximately exponential.
Ans → biological half life
Explanation →
Q. Virus, therapeutic serum, toxin, antitoxin, or analogous product applicable to the prevention, treatment, or cure of diseases or injuries in humans and/or animals.
Ans → biological product
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Q. A Characteristic of a powder rather than of individual particles given by the mass of powder occupying a known volume
Ans →
Explanation →
More one-liners in - Pharmaceutics
Q. The carbohydrate that is taken as a reference for writing the configuration of others
Ans → Glyceraldehydes
Explanation →
Q. A molecule that seeks out electrons, also known as a Lewis Acid or an electron pair acceptor.
Ans → Electrophile
Explanation →
Q. Name the class of exotoxin that targets and lyses red blood cells, as well as other cells
Ans → hemolysin
Explanation →
Q. When parts of the nucleus of atoms are forced together to create a new one.
Ans → nuclear fusion
Explanation →
Q. Crystalline form of a compound in which water molecules are part of the crystal structure.
Ans → hydrate
Explanation →
Q. Serious infection caused by Trypanosoma brucei and spread by the bite of the tsetse fly
Ans → human African trypanosomiasis
Explanation →
Q. Name the enzyme produced by pathogens that degrades hyaluronic acid between adjacent cells in connective tissue
Ans → hyaluronidase
Explanation →
Q. Relative amount of the administered dose of a drug that reaches systemic circulation from a certain dosage form in comparison to the amount that reaches the systemic circulation by iv administration
Ans → bioavailability
Explanation →
Q. A a term applied to an atom or molecule having one or more free valencies.
Ans → radical
Explanation →
Q. A hydrocarbon that can undergo addition reactions, meaning it contains a double or a triple bond.
Ans → Unsaturated Hydrocarbons
Explanation →
Q. Existence of two or more different crystal structures for the same compound.
Ans → polymorphism
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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
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Q. Surfactant (or a mixture containing one or more surfactants) having cleaning properties in dilute solutions
Ans → detergent
Explanation →
Q. The regulatory enzyme in the pyrimidine biosynthesis in animals is
Ans → Carbamoyl phosphate synthetase II
Explanation →
Q. Name the study that compares entire genomes, including the complete set of genes, their nucleotide sequence and organization
Ans → Genomics
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Q. A Characteristic of a powder rather than of individual particles given by the mass of powder occupying a known volume
Ans →
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
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Q. Process of enclosing a drug in a (micro or nano) particle (capsule, liposome, polymer).
Ans → encapsulation
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Q. Chemically modified form of a pharmacologically active compound that has to undergo biochemical or chemical transformation before exhibiting its pharmacological effect.
Ans → prodrug
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Q. The cholera vaccine contains not less than ________ Bacteria per milliliter.
Ans → 12000 millions
Explanation →
Q. Name the process in which rapid freezing, followed by placement under a vacuum, of a material so that water is lost by sublimation, thereby inhibiting microbial growth
Ans → lyophilization
Explanation →
Q. Powder particles, which have been aggregated to form larger irregular particles, usually of 0.5–2 mm diameter.
Ans → granules
Explanation →
Q. Device that disperses liquids to aerosols for therapeutic use by inhalation through a mask.
Ans → nebulizer
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. Name the cell envelope structure outside the cell wall in some bacteria that allows bacteria to adhere to surfaces,
Ans → glycocalyx
Explanation →
Q. Procedure for estimating the concentration or biological activity of a substance by measuring its effect on a living system compared to a standard system
Ans → bioassay
Explanation →
Q. The metabolite among the citric acid cycle intermediates performing a catalytic role
Ans → Oxaloacetate
Explanation →
Q. Name proteases released from a natural killer cell that enter the cytoplasm of a target cell, inducing apoptosis
Ans → granzymes
Explanation →
Q. Used to describe when symmetric parts of a molecule are not super imposable on one another.
Ans → chirality
Explanation →
Q. The tendency for a molecule to acquire electrons and become reduced
Ans → redox potential
Explanation →