Biology, asked by venu5261, 4 months ago

Vaccines are made up of-
4.
(a) Chemicals
(b) Weak microorganisms
(c) Viruses
(d) Drugs

Answers

Answered by thanu0209
0

Answer:

Chemicals

Explanation:

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Answered by vaishnavipitla2004
0

Answer:

answer is option c) virus

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