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19 September, 12:40

What is a vaccine made out of?

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Answers (2)
  1. 19 September, 13:14
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    Answer: Vaccines are made from a protein or other small pieces taken from a virus or bacteria.

    Explanation: A vaccine works by training the immune system to recognize and combat pathogens, either viruses or bacteria. Meaning my answer is correct.
  2. 19 September, 14:24
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    A vaccine is made of dead or inactive versions of the pathogen. A vaccine is usually injected into the body, the first thing that will happen is that the white blood cells recognise that there is a foreign item within the body so the white blood cells will produce antibodies. This means that in the future if the virus enters your body again, your immune system will be able to quickly defend of the virus since the made the immune system produce antibodies
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