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Nucleic acids are the polymers of
Biochemistry Pharmacist Competitive Exams
Q. Nucleic acids are the polymers of
Ans → Nucleotides
Explanation →
This question is taken from the test/quiz post: Biochemistry Important One Liners Questions On Nucleic Acids and Nucleotides - attemp/practice
More oneliners in - Biochemistry Important One Liners Questions On Nucleic Acids and Nucleotides
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. The base pair G-C is more stable and stronger than A-T due to
Ans → 3 Hydrogen bonds
Explanation →
Q. Under physiological condition, the DNA structure is predominantly in the form
Ans → β-Form
Explanation →
Q. The number of base pairs present in each turn (pitch) of B-form of DNA helix
Ans → 10
Explanation →
Q. The backbone of nucleic acid structure is constructed by
Ans → Phosphodiester bridges
Explanation →
Q. The nucleotide that serves as an intermediate for biosynthetic reaction
Ans → UDP-glucose , CDP- acylglycerol , S Adenosylmethionine
Explanation →
More one-liners in - Biochemistry
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. The amino acid that contributes to the synthesis of more than half of the pyrimidine ring
Ans → Aspartate
Explanation →
Q. A hydrocarbon that can undergo addition reactions, meaning it contains a double or a triple bond.
Ans → Unsaturated Hydrocarbons
Explanation →
Q. Device that disperses liquids to aerosols for therapeutic use by inhalation through a mask.
Ans → nebulizer
Explanation →
Q. Compounds that have the same molecular formula but different structural formulas
Ans → Isomer
Explanation →
Q. A process in which the forward reaction can reach an equilibrium with the reverse reaction.
Ans → reversible process
Explanation →
Q. The sideways projection of a carbon-carbon single bond and the attached substituents.
Ans → sawhorse projection
Explanation →
Q. The cofactor required for the conversion of phenylalanine to tyrosine is
Ans → Tetrahydrobiopterin
Explanation →
Q. Name leukocytes found in the peripheral blood that are characterized by numerous granules in the cytoplasm
Ans → granulocytes
Explanation →
Q. Plasma albumin performs the following functions
Ans → Osmotic, Transport , Nutritive
Explanation →
Q. The movement of chemicals (drugs) into, through, and out of biological organisms or their parts.
Ans → Biotranslocation
Explanation →
Q. The very first enzyme elevated in serum in myocardial infarction
Ans → Creatine phosphokinase (CPK)
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 solid dosage form prepared to a desired shape, usually in large-scale production, by means of high pressure in a punch and die.
Ans → compressed tablet
Explanation →
Q. The process of separating the lighter particles of a powder from the heavier ones by means of an up- ward-directed stream of fluid (gas or liquid).
Ans → elutriation
Explanation →
Q. The inhibition of the enzyme pancreatic lipase by bile salts is overcome by a protein, namely
Ans → Colipase
Explanation →
Q. Name the study that compares entire genomes, including the complete set of genes, their nucleotide sequence and organization
Ans → Genomics
Explanation →
Q. A group of common sexually transmitted viruses that may be associated with genital warts or with cervical cancer
Ans → human papillomavirus (HPV)
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 formal non-ambiguous, nomenclature system for the assignment of absolute configuration of structure to chiral atoms, using the Cahn, Ingold and Prelog priority rules.
Ans → R,S convention
Explanation →
Q. Cellulose is not digested in humans due to lack of the enzyme that hydrolyses
Ans → β-Glycosidic bonds
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. 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 bonds in protein structure that are not broken on denaturation.
Ans → Peptide bonds
Explanation →