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NEET2009ZoologyHuman Health and DiseasesActual

A person likely to develop tetanus is immunised by administering

Options

  1. Adead germs
  2. Bpreformed antibodies
  3. Cwide spectrum antibiotics
  4. Dweakened germs

Correct answer

B. preformed antibodies

Step-by-step solution

In passive immunity, the antibodies are produced in some other organisms ( gg , horse) in response to the given antigen. These antibodies are then injected into the human body at the time of need. This is known as inoculation, eg, persons infected by tetanus, rabies, Salmonella and snake venom are given the sufficient amount of antibodies, so that they can survive.

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