Viruses From Animal and Plants Which type of interferon is produced by virus-infected cells? β Both (a) and (b) α None of these β Both (a) and (b) α None of these ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants Influenza virus undergoes antigenic shift resulting in major antigenic changes by which of the following mechanisms? Somatic recombination of heavy and light chains Reassortment of RNA segments from different influenza viruses Expression of several different capsule types Changing the receptor binding canyon that docks with the host receptor Somatic recombination of heavy and light chains Reassortment of RNA segments from different influenza viruses Expression of several different capsule types Changing the receptor binding canyon that docks with the host receptor 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, 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 Attachment, release, biosynthesis, maturation, penetration Penetration, attachment, biosynthesis, maturation, release ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants Plant viruses penetrate host cells through transient ores called ectodesmata endodesmata cytodesmata protodesmata ectodesmata endodesmata cytodesmata protodesmata 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 ss DNA viruses ds DNA viruses RNA viruses all of these ss DNA viruses ds DNA viruses RNA viruses ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants Supercoiling refers to the extra turns in the structure of ds DNA due to the action of DNA pyrase RNA gyrase DNA gyrase RNA pyrase DNA pyrase RNA gyrase DNA gyrase RNA pyrase ANSWER DOWNLOAD EXAMIANS APP