Description : The bacterial enzyme ______ assists the spread of bacteria away from a blood clot, while ______ assists the spread through body tissues. a. Streptokinase; Hyaluronidase b. Streptokinase; Hemolysin c. Coagulase; Hyaluronidase d. Coagulase; Hemolysin
Last Answer : a. Streptokinase; Hyaluronidase
Description : A microarray can be used to _____. a. identify if a patient has been infected by a pathogen b. produce human insulin c. insert a viral gene into a plant to prevent viral infection d. A-C are correct
Last Answer : a. identify if a patient has been infected by a pathogen
Description : _____ is the scientific study of how the immune system functions in the body to prevent or destroy foreign material, including pathogen a. Epidemiology b. Microbiology c. Immunology d. Toxicology
Last Answer : c. Immunology
Description : An acute disease becomes _____ when the body is incapable of ridding itself of the pathogen, while a local disease becomes ______ when it disseminates to deeper organs and tissues. a. Contagious; Systemic b. Contagious; Secondary c. Chronic; Systemic d. Chronic; Secondary
Last Answer : c. Chronic; Systemic
Description : The site where a pathogen enters the body is commonly called the _____ while the number of pathogens necessary to establish an infection is the _____. a. Penetration Point; Dose b. Penetration Point; Acme c. Portal Of Entry; Dose d. Portal Of Entry; Acme
Last Answer : c. Portal Of Entry; Dose
Description : Bacillus subtilis makes a good "bacterial factory" in genetic engineering because _____. a. it normally retains the products it makes b. it is not a human pathogen c. contains endotoxins in it's cell wall d. traditionally ferments sugars
Last Answer : b. it is not a human pathogen
Description : An emerging pathogen associated with contaminated water is _____. a. typhoid fever b. cholera c. shigellosis d. Vibrio vulnificus
Last Answer : d. Vibrio vulnificus
Description : A _____ is a protein receptor on the surface of macrophages, dendritic cells, and endothelial cells that allow them to recognize foreign cell markers. a. Toll-like receptor (TLR) b. pathogen-associated c. Membrane attack complex (MAC) d. Natural killer cells (NK)
Last Answer : b. pathogen-associated
Description : The ability of a pathogen to penetrate tissues, cause damage and spread is _____. a. Pathogenicity b. Invasion c. Adhesiveness d. Infectiousness
Last Answer : b. Invasion
Description : ________ is a tickborne pathogen that inhabits human leukocytes. a. Francisella Tularensis b. Yersinia Pestis c. Ehrlichia d. Rickettsia
Last Answer : c. Ehrlichia
Description : are single-stranded DNA molecules that can recognize and bind to a distinctive nucLeotide sequence of a pathogen. a. Prophages b. Plasmids c. Cloning vectors d. DNA probes
Last Answer : d. DNA probes
Description : A heritable change in DNA is called a ______. a. mistake b. mutation c. gene d. pathogen
Last Answer : b. mutation
Description : Which of the following statements is not true regarding Mycobacterium tuberculosis and/or the disease it causes? A.The pathogen contains mycolic acid in its cell wall B.The pathogen can live inside macrophages C.Antibodies to the pathogen are protective D.None of these
Last Answer : C.Antibodies to the pathogen are protective
Description : An important method used in the rapid identification of a pathogen is a. RNA gene sequencing b. polymerase chain reaction c. molecular taxonomy d. biochemical tests
Last Answer : d. biochemical tests
Description : Fibrinolytic therapy is based on activation of plasminogen, the inactive proteolytic enzyme of plasma that binds to fibrin during the formation of thrombosis. Activation of plasminogen to plasmin results ... TPA all exceed 30 minutes d. Streptokinase is significantly cheaper than urokinase or TPA
Last Answer : Answer: a, b, d Streptokinase is a bacterial protein produced by group C b-hemolytic streptococci. It is therefore antigenic in humans and can be associated with allergic reaction in ... one agent over the other. Streptokinase however, is markedly less expensive than either urokinase or TPA
Description : ___is rupture of red cells with release of intracellular haemoglobin can occur if the Antibody has the property of hemolysin. a) Agglutination b) Hemolysis c) Reaction
Last Answer : b) Hemolysis is the rupture of red blood cells with the release of intracellular hemoglobin, and it can occur if the antibody has the property of hemolysin. Hemolysis is the destruction or ... bacteria, and viruses, and it is a key principle in many diagnostic tests for infectious diseases.
Description : Preservation methods such as salting result in the microbial cells. a. Loss Of Salt From b. Gain Of Water Into c. Loss Of Water From d. Lysis Of
Last Answer : c. Loss Of Water From
Description : ________ occurs if a microbial member of the normal microbiota should gain access to sterile tissue. a. Pathogenicity Islands b. Exogenous Infection c. Endogenous Infection d. Polymicrobial Disease
Last Answer : c. Endogenous Infection
Description : In order to become a/an ______, an atom of chlorine must ______ an electron. a. Ion; Gain b. Molecule; Lose c. Ion; Lose d. Molecule; Gain
Last Answer : a. Ion; Gain
Description : In an ELISA, the primary antibody represents a. The patient‘s serum. b. The antibody recognizing the secondary antibody. c. The enzyme-linked (labeled) antibody. d. The antibodies having been washed away.
Last Answer : b. The antibody recognizing the secondary antibody.
Description : The enzyme adds complementary bases to the DNA template strand during replication. a. Ligase b. Helicase c. DNA polymerase III d. RNA polymerase
Last Answer : d. RNA polymerase
Description : What is it called when an enzyme is blocked at its active site so the normal substrate can't bind? a. Competitive Inhibition b. Feedback Inhibition c. Noncompetitive Inhibition d. Pathway Modulation
Last Answer : a. Competitive Inhibition
Description : The acquisition energy by glucose fermentation requires A.substrate-level phosphorylation B.electron transport of electrons from NADH C.long-chain fatty acid oxidation D.the enzyme formic-hydrogen lyase
Last Answer : A.substrate-level phosphorylation
Description : The other name of invertase enzyme is A- sucrose B- saccharase C- isomerase D- both (a) and (b
Last Answer : both (a) and (b)
Description : The ability of CTP to bind to aspartate carbamoyltransferase and shut down the synthesis of more A- enzyme induction B- enzyme repression C- feedback inhibition of enzyme activity D- none of these
Last Answer : feedback inhibition of enzyme activity
Description : Isozymes or iso enzymes are those enzyme which A- have same structural forms B- have different structural forms but identical catalytic properties C- catalyses oxidation reactions D- none of these
Last Answer : have different structural forms but identical catalytic properties
Description : Main function of an enzyme is to A- increase the activation energy B- decrease the activation energy C- maintain constant activation energy D- .none of these
Last Answer : decrease the activation energy
Description : Most of the energy in aerobic respiration of glucose is captured by A- substrate-level phosphorylation B- electron transport of electrons from NADH C- long-chain fatty acid oxidation D- the enzyme formic-hydrogen lyase
Last Answer : electron transport of electrons from NADH
Description : Which of the following organism produces enzyme taka diastase? A- A. oryzae B- B. subtilis C- A. niger D- S. cerevisiae
Last Answer : A. oryzae
Description : The transposase gene encodes an enzyme that facilitate A- viral replication within a genome B- general recombination C- site-specific integration of transposable elements D- none of the above
Last Answer : site-specific integration of transposable elements
Description : The active form of enzyme is A- apoenzyme B- coenzyme C- holoenzyme D- none of these
Last Answer : holoenzyme
Description : Protein portion of an enzyme when it is combined with organic molecule is termed as A- apoenzyme B- co-enzyme C- holoenzyme D- co-factors
Last Answer : apoenzyme
Description : Enzyme catalase has non-protein metal asA-magnesium B-manganese C-iron D-zinc
Last Answer : iron
Description : Allosteric enzymes are A- larger than simple enzyme B- smaller than simple enzyme C- larger and more complex than simple enzyme D- .smaller than simple enzyme but not complex
Last Answer : larger and more complex than simple enzyme
Description : The cell walls of many gram positive bacteria can be easily destroyed by the enzyme known as A-lipase B- .lysozyme C- .pectinase D-.peroxidase
Last Answer : .lysozyme
Description : If an enzyme‘s active site becomes deformed, inhibition was likely responsible. a. Metabolic b. Competitive c. Noncompetitive d. Cellular
Last Answer : c. Noncompetitive
Description : Which one of the following pairs is matched correctly? a. Ions - covalent bonds b. Carbon - organic compounds c. Glucose - enzyme d. Thymine - amino acid
Last Answer : b. Carbon - organic compounds
Description : Which is the enzyme that degrade tryptophan to indol , pyruvic acid and ammonia A Tryptoamylase B Indolase C Tryptophanase D Tryptolyase
Last Answer : C Tryptophanase
Description : Abnormalities in chromosome number give rise to diseases of karyotype. How might these aberrations occur?
Last Answer : Under usual conditions of meiotic division, each tetrad separates into its constituent homologous chromosomes. One homologue migrates to one pole and the other homologue to the opposite pole during ... and internal inversion of chromosomes or chromosome parts may also produce diseases of karyotype.
Description : How does your body respond differently the second time it is exsposed to a pathogen than the first time it was exposed to the same pathogen?
Last Answer : Feel Free to Answer
Description : In the following table identify the correct matching of the crop its decrease and the corresponding pathogen
Last Answer : In the following table identify the correct matching of the crop its decrease and the corresponding pathogen
Description : The first protein synthesized by recombinant DNA technology was (A) Streptokinase (B) Human growth hormone (C) Tissue plasminogen activator (D) Human insulin
Last Answer : Answer : D
Description : Therapeutic enzymes: (A) Streptokinase (B) Asparaginase (C) Riboflavinase (D) Both (A) and (B)
Description : Which of the following thrombolytic agents would be appropriate at this time? (a) Anisoylated plasminogen streptokinase activator complex (APSAC) (b) Streptokinase (SK) (c) Recombinant tissue-type plasminogen activator (t-PA)
Last Answer : Ans: C
Description : Streptokinase is a substance used in the treatment of acute myocardial infarction. How does this substance act?
Last Answer : Substances known as fibrinolytics, like streptokinase and urokinase, can destroy thrombi (clots formed inside blood vessels, capillaries or within the heart chambers) and are used in the treatment ... comes after the bacteria that produce it, the streptococci. Learn the Concept of Homeostasis Here
Description : A patient brought to a hospital with myocardial infarction is normally immediately given (a) penicillin (b) streptokinase (c) cyclosporin-A (d) statins.
Last Answer : (b) streptokinase
Description : Monascus purpureus is a yeast used commercially in the production of (a) ethanol (b) streptokinase for removing clots from the blood vessels (c) citric acid (d) blood cholesterol lowering statins.
Last Answer : (d) blood cholesterol lowering statins.
Description : Which of the following is wrongly matched in the given table? Microbe Product Application (a) Streptococcus Streptokinase Removal of clot from blood vessel (b) Clostridium butylicum Lipase ... Cyclosporin A Immuno- suppressive drug (d) Monascus purpureus Statins Lowering of blood cholesterol
Last Answer : (b) Clostridium butylicum Lipase Removal of oil stains