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What experiments caused by prions would you predict will lead to infection of the subject?
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- If a person contracted MRSA and no antibiotics are working on them, how would you go about finding a way to treat their infection? Describe, in detail, how you would devise a plan to save their life utilizing your knowledge of bacteria and viruses.What would happen to a virus that found its way to an environment filled only with cells that were outside of its host range? a) This virus would evolve until it was able to use the surrounding cells as hosts b) This virus would actively transport itself to another area in search of host cells C) This virus would replicate until it found cells that were within its host range d) Nothing; this virus would not be replicatedWhat do you mean by provirus?
- Which of the statements about bacteriophage is FALSE: a) specialized transduction is a low frequency event b) may accidently package host DNA into a phage particle c) may perform specialized transduction d) only have a lytic life cycleCan you tell me about a scientist that advanced our knowledge of influenza?Which of the following highly contagious viruses is a single-stranded ribonucleic acid (RNA) virus with a helical capsid and envelope and is transmitted by coming in contact with respiratory secretions? "This is a highly contagious respiratory illness transmitted when an infected person coughs or sneezes virus particles into the air," the health department said in a written statement. "It's so contagious that if one person is sick and spreading measles, nine out of 10 people around them who aren't immune will get it, too." Group of answer choices a. Measles b. Parvovirus c. Coxsackie virus A d. Rhinovirus
- Why did viruses not fit well with Robert Koch's Postulates for the characterization of pathogenic microbes as disease-causing infectious agents?A virologist needs to remove all bacteria from a solution containing viruses without removing the viruses. What should the scientist do?The induced clones are developed by ________ into the host cell.a) Nuclear transfer b) Gene transfer c) Cell transfer d) Antigen transfer
- The major issue associated with the use of live, attenuated virus for vaccines is _____. A) reversion to virulent strain that causes disease B) ineffectiveness because it’s not “the real thing” C) contamination with other viruses or bacteria D) the capacity to induce shock in recipientsOver time, how does a virus normally become more able to to infect a host organism and be transmitted to other hosts? a) Mutations b) Increased human contact c) Resistance to drugs d) Natural selection e) Incorrect use of drugsYou are working as a virologist for the CDC. In your work you spend much time searching for new viruses found to be infecting Gram Negative organisms to hopefully be able to use them to treat wastewater at wastewater treatment facilities. Which of the following are you searching for? helminths HIV prions bacteriophages viroids