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Vaccines

Toxoids are

Question

Toxoids are

A

Toxic secretions of microorganisms made harmless by adding formalin

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B

Toxic secretions of animals

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C

Antibiotics

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D

Antibiotics

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Solution

The correct option is A
Toxic secretions of microorganisms made harmless by adding formalin

Toxic secretions of microorganisms made harmless by adding formalin

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