Viruses From Animal and Plants Influenza virus undergoes antigenic shift resulting in major antigenic changes by which of the following mechanisms? Expression of several different capsule types Reassortment of RNA segments from different influenza viruses Changing the receptor binding canyon that docks with the host receptor Somatic recombination of heavy and light chains Expression of several different capsule types Reassortment of RNA segments from different influenza viruses Changing the receptor binding canyon that docks with the host receptor Somatic recombination of heavy and light chains ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants The transcription of the viral nucleic acid into mRNA is not necessary in case of all of these ds DNA viruses ss DNA viruses RNA viruses all of these ds DNA viruses ss DNA viruses RNA viruses ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants Icosahedral viruses are generally adeno viruses both (a) and (b) polio viruses none of these adeno viruses both (a) and (b) polio viruses none of these ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants West Nile virus can cause a disease in human beings that may be transmitted from an infected bird to a person by a mosquito. This is an example of nosocomial infection endogenous infection arthropod borne disease fomite borne disease nosocomial infection endogenous infection arthropod borne disease fomite borne disease ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants The RNA sarcoma viruses, the most strongly transforming viruses may transform which of the following cells in a culture? all of these fibroblasts iris epithelial myoblasts all of these fibroblasts iris epithelial myoblasts ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants Which of the following reflects the correct order of events that take place during the multiplication of a virus? Attachment, release, biosynthesis, maturation, penetration Penetration, attachment, biosynthesis, maturation, release Attachment, penetration, maturation, biosynthesis, release Attachment, penetration, biosynthesis, maturation, release Attachment, release, biosynthesis, maturation, penetration Penetration, attachment, biosynthesis, maturation, release Attachment, penetration, maturation, biosynthesis, release Attachment, penetration, biosynthesis, maturation, release ANSWER DOWNLOAD EXAMIANS APP
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