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Questions and Answers
What type of genetic change is responsible for the sudden ability of an influenza virus to jump from one species to another?
What type of genetic change is responsible for the sudden ability of an influenza virus to jump from one species to another?
- Antigenic shift (correct)
- Antigenic drift
- Point mutations
- Recombination
Which type of virus causes continuous release of budding viral particles?
Which type of virus causes continuous release of budding viral particles?
- Herpesvirus
- HIV (correct)
- Poliovirus
- HPV
What is the main genetic material found in prokaryotes such as bacteria?
What is the main genetic material found in prokaryotes such as bacteria?
- Double-stranded linear DNA
- Circular RNA
- Double-stranded circular DNA (correct)
- Single-stranded circular DNA
What type of staining property do Gram-negative bacteria exhibit?
What type of staining property do Gram-negative bacteria exhibit?
Which bacterial morphology is characteristic of Streptococcus pneumoniae?
Which bacterial morphology is characteristic of Streptococcus pneumoniae?
What organism is responsible for causing pharyngitis among various other infections based on the text?
What organism is responsible for causing pharyngitis among various other infections based on the text?
What is the main function of the enzymes secreted by Neisseria gonorrhoeae?
What is the main function of the enzymes secreted by Neisseria gonorrhoeae?
How do Borrelia species avoid immunologic detection during the disease course?
How do Borrelia species avoid immunologic detection during the disease course?
Which diagnostic technique involves the growth of microorganisms outside the body on artificial growth media?
Which diagnostic technique involves the growth of microorganisms outside the body on artificial growth media?
What is one of the roles of invasive factors produced by infectious agents?
What is one of the roles of invasive factors produced by infectious agents?
How are bacterial pathogens identified in culture-based diagnostics?
How are bacterial pathogens identified in culture-based diagnostics?
What is the primary purpose of serology in diagnosing infectious diseases?
What is the primary purpose of serology in diagnosing infectious diseases?
What was the suspected diagnosis after Jason visited his physician?
What was the suspected diagnosis after Jason visited his physician?
Why did Jason's physician order serologic testing?
Why did Jason's physician order serologic testing?
During which phase of the illness do antibody titers tend to be elevated?
During which phase of the illness do antibody titers tend to be elevated?
What contributes to the signs and symptoms of an infectious illness during the acute phase?
What contributes to the signs and symptoms of an infectious illness during the acute phase?
What type of genome does the West Nile virus have?
What type of genome does the West Nile virus have?
How does West Nile virus replicate?
How does West Nile virus replicate?
Why is it not advisable to prescribe an antibiotic for a viral infection?
Why is it not advisable to prescribe an antibiotic for a viral infection?
What is the purpose of immunotherapy?
What is the purpose of immunotherapy?
What is the function of IVIG in treating infections?
What is the function of IVIG in treating infections?
Why are immunizations considered the most efficient means of preventing infectious diseases?
Why are immunizations considered the most efficient means of preventing infectious diseases?
In which cases is surgical intervention recommended for treating infections?
In which cases is surgical intervention recommended for treating infections?
Which group of biological agents poses the highest bioterrorism threat according to the text?
Which group of biological agents poses the highest bioterrorism threat according to the text?
What is the term for an illness due to a pathogen or its toxic product, transmitted to a susceptible host?
What is the term for an illness due to a pathogen or its toxic product, transmitted to a susceptible host?
Which term refers to organisms that transmit an infectious agent from one animal or plant to another?
Which term refers to organisms that transmit an infectious agent from one animal or plant to another?
What is the term for an interaction in which both the microorganism and the host benefit?
What is the term for an interaction in which both the microorganism and the host benefit?
Which term describes free-living organisms that obtain their growth from dead or decaying organic material?
Which term describes free-living organisms that obtain their growth from dead or decaying organic material?
What is the degree in which a microorganism is capable of causing an infectious disease called?
What is the degree in which a microorganism is capable of causing an infectious disease called?
Which term refers to the presence and multiplication of a living organism on or within a host?
Which term refers to the presence and multiplication of a living organism on or within a host?
What is the likelihood of an agent causing severe disease known as?
What is the likelihood of an agent causing severe disease known as?
Which term describes all microorganisms capable of producing an infectious disease when the health and immunity of the host are weakened?
Which term describes all microorganisms capable of producing an infectious disease when the health and immunity of the host are weakened?
Which term describes the interaction in which colonizing bacteria acquire nutritional needs and shelter without adversely affecting the host?
Which term describes the interaction in which colonizing bacteria acquire nutritional needs and shelter without adversely affecting the host?
What reflects the likelihood of an agent infecting a host when exposed and then multiplying within the host?
What reflects the likelihood of an agent infecting a host when exposed and then multiplying within the host?
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