Biography alexander fleming penicillin worksheet answers

I sometimes take antibiotics for granted. As a doctor, I have prescribed thousands of courses of antibiotics throughout my career.

Biography alexander fleming penicillin worksheet answers key

I have taken many courses myself also, and they almost certainly saved my life when I perforated my appendix in my mid-20s.

Antibiotics are our mightiest weapons against disease and are a significant factor in our ever-improving quality of life and increasing life spans. The times are changing though, and the threat of antibiotic resistance now hangs over our heads.

The rapidly expanding number of bacterial infections that are developing antibiotic-resistant strains are frequently featured on the news, and there is concern that we stand on the precipice of an antibiotic apocalypse. Are we going to return to the pre-antibiotic era, and if so, what should we expect?

Life before antibiotics

Infection has been the scourge of humanity throughout its entire history.

Before the advent of antibiotics, the simplest cut or wound could be fatal, and an