Description : Refrigeration is a process which – (1) kills bacteria (2) slows down the bacterial growth (3) Inactivates the bacteria (4) Plasmolyses the bacteria
Last Answer : (2) slows down the bacterial growth Explanation: Bacteria thrive in warm, moist conditions. Refrigeration allows the temperature to be lowered so far that food can be stored for days or even months. ... at or below 4°C) slows down bacterial growth which helps reduce the risk of food borne illness.
Description : Which of the following best illustrates feedback in development? (a) Tissue X secretes RNA which changes the development of tissue Y. (b) As tissue X develops, it secretes enzymes that inhibit the ... . (d) As tissue X develops, it secretes something that slows down the growth of tissue Y.
Last Answer : (c) As tissue X develops, it secretes something that induces tissue Y to develop
Description : Proto-oncogenes: a. are only found in malignant tissues b. are retroviruses capable of causing tumour c. inactivates oncogenes d. regulates cell growth and differentiation
Last Answer : regulates cell growth and differentiation
Description : Though penicillin G kills the causative organism, it is only of adjuvant value to other measures in: A. Diphtheria B. Subacute bacterial endocarditis C. Syphilis D. Anthrax
Last Answer : A. Diphtheria
Description : Bacterial species in fish are naturally adapted to the cold environment in which most fish live and thus, _____ will not affect them; _____ is preferred. a. heating, cooking b. cooling, refrigeration c. warming, boiling d. cooling, freezing
Last Answer : d. cooling, freezing
Description : Microbial growth slows at temperatures under ____ºF. a. 80 c. 60 b. 70 d. 50
Last Answer : d. 50
Description : Q: Who discovered that penicillin kills bacteria? -General Knowledge
Last Answer : Alexander Fleming
Description : Which hand sanitizer kills the most bacteria?
Last Answer : Alcohol based sanitizers kill most bacteria and viruses. Alcohol based hand sanitizers contain about 60-70% alcohol that help kill 99.9% bacteria or germs in a few seconds.
Description : Clavulanic acid is combined with amoxicillin because (a) It kills bacteria that are not killed by-moxicillin (b) It reduces renal clearance of amoxicillin (c) It counteracts the adverse effects of amoxicillin (d) It inhibits beta lactamases that destroy amoxicillin
Last Answer : Ans: D
Description : Pick out the wrong statement. (A) Caustic embrittlement of boiler's metallic parts is caused by highconcentration of caustic soda in boiler feed water (B) Cooling and freezing of water kills the ... goes on decreasing (D) Dissolved oxygen content in high pressure boiler feed water should be nil
Last Answer : (B) Cooling and freezing of water kills the bacteria present in it
Description : If a chemical has a phenol coefficient (PC) of 63, it means the chemical a. ‗Is Better Than One With A PC Of 22., b. Will Kill 63P/O Of Bacteria. c. Kills Microbes At 63°C. d. Will Kill All Bacteria In 63 Minutes.
Last Answer : a. ‗Is Better Than One With A PC Of 22.,
Description : Choose the correct statement about methenamine (hexamine): A. It acts by getting converted to mandelic acid in the urinary tract B. It releases formaldehyde in acidic urine which inturn kills ... acute urinary tract infections D. It is the preferred urinary antiseptic in patients with liver disease
Last Answer : B. It releases formaldehyde in acidic urine which inturn kills bacteria
Description : Clavulanic acid is combined with amoxicillin because: A. It kills bacteria that are not killed by amoxicillin B. It retards renal excretion of amoxicillin C. It counteracts the adverse effects of amoxicillin D. It inhibits beta lactamases that destroy amoxicillin
Last Answer : D. It inhibits beta lactamases that destroy amoxicillin
Description : How many computers and/or iPads could connect to a single Internet home service before it slows down to a crawl?
Last Answer : answer:We have three attached to AT@T and Yahoo. All three online at the same time has had no slow down time. Having four may be another story, altogether. Best bet is have all four online at the same time and monitor the results of any slowdown time.
Description : If sound travels through matter (air) and gas is a medium then what medium slows down the flow of sound the most?
Last Answer : Vacuum.
Description : What takes place when moving water slows down?
Last Answer : It will start to freezes
Last Answer : 1. Delete unnecessary apps. 2. Keep a backup of the apps that you use for many days and delete them , then install them again when needed. 3. Create a custom ROM , do a Google search and you will ... . A: If you support the app on Unroot Android and you need to root the phone to get full support.
Description : Is that true?
Last Answer : Yes, it can. Smoking intoxicates the body - and any poisons can affect its development.
Description : What a period called when there business activity slows down prices and wages falls and unemployment rises?
Last Answer : That is a recession.
Description : Why isostatic rebound slows down over time?
Last Answer : Feel Free to Answer
Description : Why does a skateboard moving on a falt surface slows down and comes to a stop?
Last Answer : Need answer
Description : When an object that is moving slows down, which action must be occurring?
Last Answer : friction
Description : A single-phase induction motor starts, comes up to about 75% rated speed, slows down to a lower speed, and accelerates again. The problem is most likely in the ____________. A. starting winding B. running winding C. starting capacitor D. running centrifugal switch
Last Answer : Answer: B
Description : As load is added to an AC generator provided with constant field excitation, the prime mover slows down with the effect of ____________. A. lowering frequency and lowering generated ... C. increasing frequency and lowering generated voltage D. lowering frequency and increasing generated voltage
Last Answer : Answer: A
Description : A moderator __________ the neutrons. (A) Slows down (B) Absorbs (C) Accelerates (D) Reflects
Last Answer : (A) Slows down
Description : Identify the molecules (A) and (B) shown below and select the right option giving their source and use. (a) (A) Cocaine Erythroxylum Accelerates coca the transport of dopamine (b ... - Atropa Produces noid belladonna hallucinations (d) (A) Morphine Papaver Sedative and somniferum pain killer
Last Answer : (d) (A) Morphine Papaver Sedative and somniferum pain killer
Description : What floods a website with so many requests for service that it slows down or crashes? a. Computer virus b. worm c Denial-of-service attack d. None of the above
Last Answer : d. None of the above
Description : A period during which trade expands, then slows down and then expands again is called 1. Business Recession 2. Boom 3. Slump 4. Trade Cycle 5. None of these
Last Answer : Trade Cycle
Description : State whether the following is True or False. i) In bus topology, heavy Network traffic slows down the bus speed. ii) It is multipoint configuration. A) True, True B) B) True, False C) False, True D) False, False
Last Answer : A) True, True
Description : State whether the following is True or False. i) In bus topology, heavy Network traffic slows down the bus speed. ii) It is multipoint configuration. A) True, True B) True, False C) False, True D) False, False
Description : State whether the following is True or False. i) In bus topology, heavy Network traffic slows down the busspeed. ii) It is multipoint configuration. A) True, True B) True, False C) False, True D) False, False
Description : .As a wave travels down a spring, the amplitude slowly decreases. Why does this occur? A. The law of conservation of energy does not apply to waves. B. The energy is spread out along the entire ... due to friction as the particles in the spring rub against each other. E. all of the above
Last Answer : D. Some energy is lost due to friction as the particles in the spring rub against each other.
Description : What floods a Web site with so many requests for service that it slows down or crashes? a. Computer virus b. Worm c. Denial‐of‐service attack d. None of the above
Last Answer : c. Denial‐of‐service attack
Description : Parathyroid hormone (A) Is released when serum Ca++ is too high (B) Inactivates vitamin D (C) Is secreted when Ca++ is too low (D) Depends on vitamin K for adequate activity
Last Answer : Answer : C
Description : Which inactivates an enzyme by occupying its active site? (A) Competitive inhibitor (B) Allosteric inhibitor (C) Non-competitive inhibitor (D) All of these
Last Answer : Answer : A
Description : Unfractionated heparin binds to antithrombin III and inactivates clotting factor(s) (a) Xa (b) Ixa (c) Iia (d) All of the above (e) None of the above
Description : Select the incorrect statement out of the five given below about lac operon when Lactose is present in the medium. a) Gene - A gets transcribed into mRNA which produces β-galactoside permease b) ... polymerase transcribe Z-gene, Y-gene and A-gene e) Allolactose is the inducer of lac operon
Last Answer : Gene – A gets transcribed into mRNA which produces β-galactoside permease b) Inducer-Repressor complex is formed
Description : Neostigmine is beneficial in cobra envenomation because: A. It binds to and inactivates cobra toxin B. It reverses coma due to cobra toxin C. It counteracts the cardio-depressant action of cobra toxin D. It antagonizes the paralysing action of cobra toxin
Last Answer : D. It antagonizes the paralysing action of cobra toxin
Description : Carbon monoxide is pollutant as it a) Inactivates nerves b) Inhibits glycolysis c) Combines with oxygen d) Combines with haemoglobin.
Last Answer : d) Combines with haemoglobin.
Description : Under certain circumstances, the gut may become a source of sepsis and serve as the motor of systemic inflammatory response syndrome. Microbial translocation is the process by which microorganisms ... intestinal mucosal permeability c. Decreased host defense mechanisms d. Lack of enteral feeding
Last Answer : Answer: a, b, c, d 99 Translocation is promoted in three general ways: 1) altered permeability of the intestinal mucosa as caused by shock, sepsis, distant injury, or cell toxins; 2) ... trauma patient d. Fifty percent of non-nitrogen caloric requirements should be provided in the form of fat
Description : n lysogeny, A- a bacteriophage transfers bacterial DNA B- bacteria take up double stranded DNA from the environment C- DNA-degrading enzymes in the extracellular medium would stop the process D- a bacteriophage genome is integrated into the bacterial genome
Last Answer : a bacteriophage genome is integrated into the bacterial genome
Description : The bacteria in a colony are unable to perform conjugation. How would this hurt the bacterial colony's chance for survival?
Last Answer : The bacteria in the colony would be genetically too similar.
Description : What specific type of bacteria reproduces through binary fission every hour. If there are three bacteria cells to begin with how many bacterial cells will there be in five hours?
Last Answer : 32
Description : The bacteria in a colony are unable to perform transduction. How would this hurt the bacterial colony's chance for survival?
Last Answer : The bacteria would generally be more similar
Description : The following statement(s) is/are true concerning host defense mechanisms to intraabdominal infection. a. Bacterial clearance can occur via translymphatic absorption b. Phagocytic activity and bacterial killing can ... may be walled off but are seldom sealed by the omentum and other mobile viscera
Last Answer : Answer: a, b, c The introduction of microorganisms into the normally sterile peritoneal environment invoke several potent specialized host antimicrobial defense mechanisms. Bacterial clearance, ... the contaminated enteric contents walled off, preventing continued soilage of the peritoneal cavity
Description : Platelets have a wide array of functions in inflammation. Which of the following are among these? a. Synthesis and release of vasoactive eicosanoids b. Release of chemotactic factors c. ... coating of bacterial and tumor cells d. Increase of vascular permeability e. Phagocytosis of bacteria
Last Answer : Answer: a, b, c, d Platelets are anucleated cells derived from megakaryocytes in the bone marrow. Their central role in hemostasis is well known. Platelets possess a wide ... primitive precursor inflammatory cell. Platelets serve primarily as an amplifier or modulator of the inflammatory response
Description : The most important mechanism by which tetracycline antibiotics exert antiimicrobial action is (a) They chelate Ca2+ ions and alter permeability of bacterial cell membrane (b) They bind to 30S ribosomes ... peptide chain in the bacteria (d) They interfere with DNA mediated RNA synthesis in bacteria
Last Answer : Ans: B
Description : What is break point concentration of an antibiotic ? (a) Concentration at which the antibiotic lyses the bacteria (b) Concentration of the antibiotic which demarks between sensitive ... which overcomes bacterial resistance (d) Concentration at which a bacteriostatic antibiotic becomes bactericidal
Description : How does sexual reproduction occur in bacteria? How different are the modalities of bacterial sexual reproduction?
Last Answer : Sexual reproduction occurs when bacteria incorporate genetic material into other bacteria of the same species; the inserted genetic fragment then becomes part of the genetic material of the second ... by means of transformation, transduction or conjugation. Learn Protozoans and Algae - Easy Review