Description : Alloxan can experimentally induce diabetes mellitus due to (A) Stimulation of α cells of the islets of langerhans (B) Necrosis of the β cells of the islets (C) Potentiation of insulinase activity (D) Epinephrine like action
Last Answer : Answer : B
Description : The region of plants in which translocated food is utilized or immobilized
Last Answer : Ans. Sink
Description : Anticoagulant medication is indicated in: A. Immobilized elederly patients B. Buerger’s disease C. Stroke due to cerebral thrombosis D. All of the above
Last Answer : A. Immobilized elederly patients
Description : The purpose of an audit of financial statements is to a. Obtain an absolute level of assurance that the financial statements as a whole are free from material misstatement. b. Relieve management ... the future viability of the entity by expressing an opinion on the entity's financial statements.
Last Answer : Enhance the degree of confidence of intended users in the financial statements.
Description : Arrange the following activities of interaction in logical order (i) Analysis of the work done (ii) Planning and preparation (iii) Presentation of material (iv) Modification and improvement (a) (0 (ii), (Hi), (iv) (b) (ii), (Hi), (i), (iv) (c) (iv). (/), (ii), (Hi) (d) (i), (Hi), (iv). (ii)
Last Answer : (b) (ii), (Hi), (i), (iv)
Description : Interpretation means (a) Explanation of meaning and significance of the data in Financial Statements. (b) Concerned with preparation and presentation of classified data (c) Systematic analysis of recorded data (d) Methodical classification of data given in Financial Statements
Last Answer : (a) Explanation of meaning and significance of the data in Financial Statements.
Description : The format of thesis writing is the same as in (A) preparation of a research paper/article (B) writing of seminar presentation (C) a research dissertation (D) presenting a workshop/conference paper
Last Answer : C
Description : What OTC pain killers can you safely mix for cross potentiation?
Last Answer : The best thing to do is alternate acetaminophen and ibuprofen. It’s recommended that you take the proper dosage of each every 4 hours, but if you alternate you’ll be taking one every two hours.
Description : The effect of calcium ions on neurotransmitter release at synapses include: a. vesicular fusion b. tonic depolarization of the presynaptic neurone c. post-tetanic potentiation d. all above
Last Answer : all above
Description : Potentiation of bradykinin appears to play a role in the following effects of angiotensin converting enzyme inhibitors except: A. Fall in BP in the short term B. Fall in BP in the long term C. Cough in susceptible individuals D. Angioedema in susceptible individuals
Last Answer : B. Fall in BP in the long term
Description : The mechanisms involved in the causation of dangerous cardiac arrhythmias due to overdose of tricyclic antidepressants include the following except: A. Intraventricular conduction block B. Potentiation of noradrenaline C. Antagonism of acetylcholine D. Increased vagal tone
Last Answer : D. Increased vagal tone
Description : If the effect of combination of two drugs is equal to the sum of their individual effects, the two drugs are exhibiting: A. Potentiation B. Synergism C. Cross tolerance D. Antagonism
Last Answer : B. Synergism
Description : Template/lock and key theory of enzyme action is supported by (A) Enzymes speed up reaction (B) Enzymes occur in living beings and speed up certain reactions (C) Enzymes determine the direction of reaction (D) Compounds similar to substrate inhibit enzyme activity
Last Answer : Answer : D
Description : Which of the following is not true regarding enzymes? (A) They catalyze only a particular type of reaction (B) They remain active even after separation from the source (C) They are destroyed ... They are irreversibly destroyed at high temperature (E) Their activity depends on the pH of the solution
Last Answer : Answer : C
Description : Enzymes activity is controlled by (A) pH of the solution (B) Temperature (C) Concentration of the enzyme (D) Concentration of the substrate (E) All of these
Description : In biosynthesis of cholesterol triparanol inhibits the activity of the enzyme: (A) ∆24 Reductase (B) Oxidosqualene-lanosterol cyclase (C) Isomerase (D) Squalene epoxidase ENZYMES 155
Last Answer : Answer : A
Description : Lineweaver – Burk double reciprocal plot is related to (A) Substrate concentration (B) Enzyme activity (C) Temperature (D) Both (A) and (B) ENZYMES 145
Description : Isoenzymes can be characterized by (A) Proteins lacking enzymatic activity that are necessary for the activation of enzymes (B) Proteolytic enzymes activated by hydrolysis (C) Enzymes with identical primary structure (D) Similar enzymes that catalyse different reaction
Description : What pane displays commands that change relative to the activity taking place in the presentation window's main work area.?
Last Answer : Need answer
Description : Independent auditing can best be described as a a. Subset or branch of accounting. b. Professional activity that measures and communicates financial accounting data. c. A discipline or ... of financial statements. d. Regulatory activity that prevents the issuance of improper financial information
Last Answer : A discipline or professional activity that attests to the fair presentation of financial statements.
Description : Select the progestin preparation for coadministration with estrogen for hormone replacement therapy that does not counteract the beneficial effect of the latter on lipid profile due to lack of ... oral progesterone B. Norethindrone C. Lynestrenol D. Medroxyprogesterone acetate (p. 281-282)
Last Answer : Select the indication for which a progestin is used alone without combining with an estrogen: A. Threatened abortion B. Dysfunctional uterine bleeding C. Hormone replacement therapy D. Premenstrual tension
Description : Clarithromycin and erythromycin have very similar spectrums of antimicrobial activity. The major advantage of clarithromytcin is that it (a) Eradicates mycoplasmal infections in a single dose (b ... not inhibit live drug-metabolizing enzymes (e) Acts on methicillin-resistant strains of staphylococci
Last Answer : Ans: C
Description : Which one is an essential mineral, not constituent of any enzyme but stimulates the activity of many enzymes? (a) Zn (b) Mn (c) K (d) Mg
Last Answer : (c) K
Description : Enzymes having slightly different molecular structure but performing identical activity are (a) holoenzymes (b) isoenzymes (c) apoenzymes (d) coenzymes.
Last Answer : (b) isoenzymes
Description : Three of the following statements about enzymes are correct and one is wrong. Which one is wrong? (a) Enzymes require optimum pH for maximal activity. (b) Enzymes are denatured at high temperature but ... - 90°C. (c) Enzymes are highly specific. (d) Most enzymes are proteins but some are lipids.
Last Answer : (d) Most enzymes are proteins but some are lipids.
Description : Which of the following statements about enzymes is wrong? (a) Enzymes are denatured at high temperatures. (b) Enzymes are mostly proteins but some are lipids also. (c) Enzymes are highly specific. (d) Enzymes require optimum pH and temperature for maximum activity
Last Answer : (b) Enzymes are mostly proteins but some are lipids also.
Description : Prosthetic groups differ from co-enzymes in that (a) they require metal ions for their activity (b) they (prosthetic groups) are tightly bound to apoenzymes (c) their association with apoenzymes is transient (d) they can serve as co-factors in a number of enzyme-catalyzed reactions.
Last Answer : (b) they (prosthetic groups) are tightly bound to apoenzymes
Description : The catalytic activity of enzymes is due to their capacity to lower the __________ energy. (A) Activation (B) Potential (C) Kinetic (D) None of these
Last Answer : (A) Activation
Description : Pick out the wrong statement. (A) Catalytic activity of enzyme catalysed reactions which is affected by temperature, pH value & chemical agents, is maximum at a temperature of about 45°C ... in enzyme catalysed reactions can be calculated by using the thermodynamic properties of substrates & prod
Last Answer : (C) Enzymes help in increasing the activation energy of the reaction
Description : Substance which increase the activity of certain enzymes called (a) Pro-enzyme (b) Iso-enzymes (d) Co-enzymes (d) Catalysis
Last Answer : c
Description : Clewing of food in mouth is for: (a) Tasting (b) Making the food soluble (c)Increasing the surface area of food for activity of enzymes (d) None
Last Answer : (c)Increasing the surface area of food for activity of enzymes
Description : Which of the following has a known association with phenylketonuria? 1) Presentation in the second year of life with absence seizures. 2) The association of red hair and brown eyes. 3) Normal development. 4) Musty odour. 5) Response of some patients to piridoxine.
Last Answer : Answers-4 Phenylketonuria is a quarter as common as congenital hypothyroidism, with an incidence of 1:10,000 live births. It is due either to phenylalanine hydroxylase deficiency or problems ... Co-factor defects are treated with a diet low in phenylalanine and high in neurotransmitter precursors.
Description : How fatty acids are activated in preparation of oxidation?
Last Answer : Fatty acids are activated to their co-enzyme A (CoA) derivative.
Description : Restriction enzymes have been found in (A) Humans (B) Birds (C) Bacteria (D) Bacteriophase
Description : Which of the following is present as a marker in lysosomal enzymes to direct them to their destination? (A) Glucose-6-phosphate (B) Mannose-6-phosphate (C) Galactose-6-phosphate (D) N-Acetyl neuraminic acid
Description : The enzymes encoded by z, y and a genes of lac operon are inducible, and their inducer is (A) Lactose (B) Allo-lactose (C) Catabolite gene activator protein (D) All of these
Description : DNA contains some palindromic sequences which (A) Mark the site for the formation of replication forks (B) Direct DNA polymerase to turn back to replicate the other strand (C) Are recognized by restriction enzymes (D) Are found only in bacterial DNA
Description : All the enzymes required for de novo synthesis of pyrimidine nucleotides are cytosolic except (A) Carbamoyl phosphate synthetase (B) Aspartate transcarbamoylase (C) Dihydro-orotase (D) Dihydro-orotate dehydrogenase
Description : All of the following enzymes are unique to purine nucleotide synthesis except (A) PRPP synthetase (B) PRPP glutamyl amido transferase (C) Adenylosuccinate synthetase (D) IMP dehydrogenase
Description : In the pathway of de novo synthesis of purine nucleotides, all the following are allosteric enzymes except (A) PRPP glutamyl amido transferase (B) Adenylosuccinate synthetase (C) IMP dehydrogenase (D) Adenylosuccinase
Description : Ribozymes are (A) Enzymes present in ribosomes (B) Enzymes which combine the ribosomal subunits (C) Enzymes which dissociate (D) Enzymes made up of RNA
Description : Restriction endonucleases (A) Cut RNA chains at specific locations (B) Excise introns from hnRNA (C) Remove Okazaki fragments (D) Act as defensive enzymes to protect the host bacterial DNA from DNA of foreign organisms
Description : In the process of transcription in bacterial cells (A) Initiation requires rho protein (B) RNA polymerase incorporates methylated bases in correct sequence (C) Both the sigma unit and core ... RNA polymerase are required for accurate promotor site binding (D) Primase is necessary for initiation
Description : After termination of the synthesis of RNA molecule, the core enzymes separate from the DNA template. The core enzymes then recognize a promoter at which the synthesis of a new RNA molecule commences, with the assistance of (A) Rho (ρ) factor (B) δ factor (C) β factor (D) σ factor
Description : An autosomal recessive disorder, xanthinuria is due to deficiency of the enzymes: (A) Adenosine deaminase (B) Xanthine oxidase (C) HGPRTase (D) Transaminase
Description : Orotic aciduria type I reflects the deficiency of enzymes: (A) Orotate phosphoribosyl transferase and orotidylate decarboxylase (B) Dihydroorotate dehydrogenase (C) Dihydroorotase (D) Carbamoyl phosphate synthetase
Description : A substrate for enzymes of pyrimidine nucleotide biosynthesis is (A) Allopurinol (B) Tetracylin (C) Chloramphenicol (D) Puromycin
Description : In the biosynthesis of cortiol, the sequence of enzymes involved is (A) Hydroxylase–dehydrogenase + isomerase – hydroxylase (B) Dehydrogenase–hydroxylase–isomerase (C) Hydroxylase–lyase–dehydrogenase isomerase (D) Isomerase–lyase–hydroxylase–dehydrogenase
Description : Hormones (A) Act as coenzyme (B) Act as enzyme (C) Influence synthesis of enzymes (D) Belong to B-complex group