Short answer questions IV — task. Science CBSE, Class 9.

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What is an antibiotic? Give two examples

a. An antibiotic is __________________.

an enzyme that does not kill bacteria or fungi by blocking their biochemical pathway.
a chemical substance that can kill bacteria or fungi by blocking their biochemical pathway
an enzyme that kill bacteria or fungi by blocking their biochemical pathway.
a chemical substance that does not kill bacteria or fungi by blocking their biochemical pathway.

b. Examples of antibiotics include ____________.

Azithromycin and HPV vaccine
Streptomycin and Hepatitis A vaccine
Streptomycin and DTaP vaccine
Streptomycin and Azithromycin

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