WBCS.LIVE practice question

An antibiotic is—

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

A chemical synthesised by a human cell against an microorganism
A chemical synthesised by a microorganism against another microorganisms
A substance produced by blood cells against bacteria
A substance produced by blood cells against infection

Correct answer and explanation

Correct answer: A chemical synthesised by a microorganism against another microorganisms