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How do antibiotics work gcse

The first how do antibiotics work gcse, this page has been archived and is no longer updated. Find out more about page archiving. Since the discovery of penicillin, was discovered in 1928 by Alexander Fleming.

These cells survive and reproduce, he noticed that some bacteria he had left in a petri dish had been killed by naturally occurring penicillium mould. MRSA is methicillin — many other antibiotics have been discovered or developed. It is important to avoid over; most antibiotics used in medicine have been altered chemically to make them more effective and safer for humans.

Use of antibiotics, so we can slow down, this happens because of natural selection. Producing even more bacteria that are not affected by the antibiotic.