microbiological Techniques Assignment (what is Vaccine)

                        Assignment one.

Read and write about vaccine.

A vaccine is a biological preparation that provides active acquired immunity to a particular disease. A vaccine typically contains an agent that resembles a disease-causing microorganism and is often made from weakened or killed forms of the microbe, its toxins, or one of its surface proteins.

For more about it please check online....

Refernce:

www.wikipedia.com

✍oladapo Odedeyi. 

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