Question

what are antibiotic ?​

Answer 1

A medicine (such as penicillin or its derivatives) that inhibits the growth of or destroys microorganisms.

Answer 2

Answer:

An antibiotic is a type of antimicrobial substance active against bacteria. It is the most important type of antibacterial agent for fighting bacterial infections, and antibiotic medications are widely used in the treatment and prevention of such infections. They may either kill or inhibit the growth of bacteria.