Other questions in this quiz

2. what are disadvantage of taking a vaccine orally

  • it may be broken down by enzymes in the gut and it causes harm to the person
  • could be broken down by enzymes in the gut or the molecules are too big to be aborbed into the blood
  • booster vaccines are needed and theres a less chance of it working

3. what is antigenic variation

  • flu
  • when pathogens change their surface antigens
  • when pathogens change their surface antibodies
  • vaccine

4. what are monoclonal antibodies

  • antigen antibody complex
  • antigens
  • antibodies produced from a single group of genetically identical b cells
  • antibodies produced from a group of genetically identical t cells

5. how do pathogens enter the body

  • ears, eyes, nose, mouth
  • gas exchange system, skin, digestive system
  • gas exchange system, nose, ears, mouth
  • skin
  • a cut

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