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Biology - Virology and Immunology Questions with Correct Answers $19.49   Add to cart

Exam (elaborations)

Biology - Virology and Immunology Questions with Correct Answers

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  • Course
  • Virology
  • Institution
  • Virology

How are viruses classified? what are the 4 factors that are used to classify viruses? Correct Answer-Nucleic acid, capsid shape, envelop, and host cell What is the difference between a regular RNA virus and a retrovirus Correct Answer-XXXX What is a pathogen? Correct Answer-A virus or a bacte...

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  • August 26, 2024
  • 7
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Virology
  • Virology
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Biology - Virology and Immunology Questions with
Correct Answers
How are viruses classified? what are the 4 factors that are used to
classify viruses? Correct Answer-Nucleic acid, capsid shape, envelop,
and host cell


What is the difference between a regular RNA virus and a retrovirus
Correct Answer-XXXX


What is a pathogen? Correct Answer-A virus or a bacteria that causes a
disease


Why are viruses called Obligate intracellular parasites? Correct Answer-
They must infect a host cell in order to reproduce


Expalin the difference between the LYTIC cycle and the LYSOGENIC
cycle. Correct Answer-TThe Lytic cycle causes an immediate effect on
the host cell and the lysogenic reproductive cycle is when the viral DNA
stays dormat inside the cell until an outside source triggers it


Name three non-specific defenses Correct Answer-skin, sweat and snot


Describe the role of skin in the nonspecific defenses of your immune
system Correct Answer-...MECHANICAL barrier and prevents the entry
of pathogens and the role

, What is the PRIMARY immune response Correct Answer-...An
immunological response that occurs when an atigent is encountered for
the FIRST time


What is the SECONDARY immune response? Correct Answer-...The
response of MEMORY CEllS to a subsequent infection by the same
pathogen


Why is the SECONDARY immune response faster than the primary
immune response Correct Answer-...The body already has memory cells
to the same pathogen


What is ACTIVE IMMUNITY Correct Answer-The result of the
development of antibodies in response to the prescence of an antigen...


What is PASSIVE IMMUNITY Correct Answer-Immunity aquired by
the TRANSFER of antibodies from another individual


What type of immune cell does HIV infect? Correct Answer-...T-Helper
Cells


How does HIV affect the immune response Correct Answer-HIV virus
integrates it's DNA with the helper T-Calls DNA and the HIV continues
to replicate, the causes a steady decrease in the number of Helper T-
Cells. Eventually the number of helper T-cells drops below 200/ml and
this results in a very weaked immune system - Now the infected person
becomes vunrealbe to opportunistic diseases and infections...

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