1. Hemagglutination and hemagglutination inhibition assays can be used for the following purposes, EXCEPT: Demonstration of presence of hemagglutinin-expressing virus Demonstration of presence of...

1. Hemagglutination and hemagglutination inhibition assays can be used for the following purposes, EXCEPT:

• Demonstration of presence of hemagglutinin-expressing virus


• Demonstration of presence of neuraminidase-expressing virus


• Finding out the serotype of virus


• Finding out serotype of virus antibodies


• Demonstration of infectivity of virus

2. Virus may acquire resistance to antiviral chemotherapy through the following mechanisms, EXCEPT

• 
  
  
  
  • Mutation
  
  
  • Recombination
  
  
  • Transduction
  
  
  • Transformation
  
  
  • Reassortment