Question

Which one of the following is NOT true about antibiotics?

• A. First antibiotic was discovered by Alexander Fleming
• B. The term ‘antibiotic’ was coined by S. Waksman in 1942
• C. Some persons can be allergic to a particular antibiotic
• D. Each antibiotic is effective only against one particular kind of germ

Answer 1

The correct option is D

Each antibiotic is effective only against one particular kind of germ

“Narrow spectrum” antibacterial antibiotics target specific types of bacteria, such as gram-negative or gram-positive bacteria, whereas broad-spectrum antibiotics affect a wide range of bacteria, usually both gram positive and gram negative cells.