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An organism that requires oxygen at levels lower than atmospheric concentration
Microbiology Pharmacist Competitive Exams
Q. An organism that requires oxygen at levels lower than atmospheric concentration
Ans → microaerophile
Explanation →
This question is taken from the test/quiz post: Microbiology Important Questions ( One Liners )-12 Pharmacy - attemp/practice
More oneliners in - Microbiology Important Questions ( One Liners )-12 Pharmacy
Q. A type of inclusion containing volutin, a polymerized inorganic phosphate that appears red when stained with methylene blue
Ans → metachromatic granule
Explanation →
Q. A virus composed of a nucleic acid core, either DNA or RNA, surrounded by a capsid
Ans → naked virus
Explanation →
Q. The the sequencing of genomic fragments from microbial communities, allowing researchers to study genes from a collection of multiple species
Ans → metagenomics
Explanation →
Q. The science of studying a collection of mRNA molecules produced from microbial communities
Ans → metatranscriptomics
Explanation →
Q. The member of the quinolone family that functions by inhibiting the activity of DNA gyrase, blocking DNA replication
Ans → nalidixic acid
Explanation →
Q. An antibacterial and antiprotozoan drug of the nitroimidazole class that is activated in anaerobic target cell and introduces DNA strand breakage, thus interfering with DNA replication in target cells
Ans → metronidazole
Explanation →
Q. A part of the upper throat (pharynx) extending from the posterior nasal cavity; carries air inhaled through the nose
Ans → nasopharynx
Explanation →
Q. Glycoprotein expressed on the surface of all nucleated cells and involved in the presentation of normal “self” antigens and foreign antigens from intracellular pathogens
Ans → MHC I molecule
Explanation →
Q. A three-dimensional structure of folded fully functional proteins
Ans → native structure
Explanation →
Q. A glycoprotein expressed only on the surface of antigen-presenting cells and involved in the presentation of foreign antigens from pathogens ingested by phagocytosis
Ans → MHC II molecule
Explanation →
Q. A lymphoid cells that recognize and destroy abnormal target cells by inducing apoptosis
Ans → natural killer cells (NK cells)
Explanation →
Q. A simple spherical arrangement of amphipathic lipid molecules with nonpolar tails aggregated within the interior and polar heads forming the outer surface
Ans → micelle
Explanation →
Q. A a stain that produces colour around the structure of interest while not coloring the structure itself
Ans → negative stain
Explanation →
Q. An organism that requires oxygen at levels lower than atmospheric concentration
Ans → microaerophile
Explanation →
Q. A herpes infection of the newborn, generally caused by infection during birth
Ans → neonatal herpes
Explanation →
More one-liners in - Microbiology
Q. The network of neurons that connects the CNS with organs, sensory organs, and muscles throughout the body
Ans → peripheral nervous system
Explanation →
Q. The amount of a specific radioactive material it takes to create a chain reaction.
Ans → critical mass
Explanation →
Q. A rare form of transmissible spongiform encephalopathy endemic to Papua New Guinea
Ans → kuru
Explanation →
Q. Name the chronic bacterial infection of peripheral nervous tissues caused by the acid-fast bacterium,
Ans → Hansen’s Disease
Explanation →
Q. Cytokines released by cells that have been infected with a virus; stimulate antiviral responses in nearby cells as well as the cells secreting the interferons
Ans → interferons
Explanation →
Q. Method by which powder particles are compressed into a large tablet, called a slug, which is subse- quently dry-screened and compressed into a tablet.
Ans → slugging
Explanation →
Q. An organism that requires oxygen at levels lower than atmospheric concentration
Ans → microaerophile
Explanation →
Q. Concentration of a drug that must be achieved in the plasma before any desired therapeutic or pharmacological effect can be obtained.
Ans → minimum effective plasma concentration
Explanation →
Q. The isolation of an individual for the purpose of preventing the spread of disease
Ans → quarantine
Explanation →
Q. The energy levels of electrons in an atom which may be described in terms of the four quantum numbers.
Ans → atomic orbital
Explanation →
Q. The chemical reaction that removes electrons (often as part of H atoms) from donor molecules, leaving them oxidized
Ans → oxidation reaction
Explanation →
Q. Ascorbic acid is not synthesized in man due to lack of the enzyme
Ans → L-Gulonolactone oxidase
Explanation →
Q. The stage of transcription during which RNA polymerase binds to a promoter and transcription begins
Ans → initiation of transcription
Explanation →
Q. The isolation of an individual for the purpose of preventing the spread of disease
Ans → quarantine
Explanation →
Q. Which is the simplest form of glycolipids which occur in the membranes of nervous tissue.
Ans → Cerebrosides
Explanation →
Q. A Pharmaceutical preparation that releases the drug(s) at a time other than promptly after administration.
Ans →
Explanation →
Q. The determination of the potency of a physical, chemical or biological agent, by means of a biological indicator
Ans → Biological Assay
Explanation →
Q. Antihelminthic drug of the benzimidazole class that binds to helminthic β-tubulin, preventing microtubule formation
Ans → mebendazole
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. Name the organism that depends on high concentrations of salt in the environment to grow
Ans → halophile
Explanation →
Q. The coenzyme that participates in transamination reactions is
Ans → Pyridoxal phosphate
Explanation →
Q. A virus composed of a nucleic acid core, either DNA or RNA, surrounded by a capsid
Ans → naked virus
Explanation →
Q. The phospholipid that produces second messengers in hormonal action
Ans → Phosphatidylinositol
Explanation →
Q. A Biologically active substance, which when biodistributed in the body is expected to modify one or more of its functions.
Ans → drug
Explanation →
Q. Name the molecule that is too small to be antigenic alone but becomes antigenic when conjugated to a larger protein molecule
Ans → hapten
Explanation →
Q. Characteristic angle of slope formed with the horizontal by the side of a static conical mound of powder.
Ans → angle of repose
Explanation →
Q. An aqueous solution used for the prevention and treatment of mouth and throat infections.
Ans → gargle
Explanation →
Q. The component of electron transport chain which can directly react with molecular oxygen
Ans → Cytochrome oxidase (cyt a + a3)
Explanation →
Q. Name a toxin that affects cell membrane function by either forming pores or disrupting the phospholipid bilayer
Ans → membrane-disrupting toxin
Explanation →