Interferon
enzyme
antibiotic
disinfectant
Explanation
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Discussions (22)

Check or do research. Antibiotics are drugs or any medication used for that purpose. Disinfectants are chemicals or compounds that are applied on a surface to cure or prevent.
But interferon are antiviral microbial agents released by the cell when it's been invaded by a pathogen.
The answer is A. Interferon

please! I don't want to fail this again, let this wrong answer no reduce my score again!!!

the answer can never be antibiotics because it helps in fighting against bacteria...
*interferon* is very correct. .
A is d correct answer

enzyme is not a biological agent...and disinfectant ain't biological as well....Ans is Antibiotics coz they are made up if organisms which combat other toxic org.......Vaccine could have been another correct answer

i go for antibiotics because that's what our white blood cells entails and it is a biological agent





