Chapter 9.2, Problem 2RIA

Summary Introduction

A type of antimicrobial substance which is active against the bacteria is called as an antibiotic. Generally, synthetic antibiotics are chemically associated with natural antibiotics. Sometimes, antibiotics are semisynthetic which is natural antibiotics that have been modified structurally by the chemical group added to make them less susceptible to stomach acid and inactivation through the pathogens. For example, methicillin and ampicillin.