The use, overuse, and abuse of antibiotics is accredited with creating these antibiotic resistant strains. Explain how this relates to natural selection.

Methicillin resistant Staphylococcus aureus (MRSA) has become a big concern in hospitals throughout the country and the world, as have other antibiotic resistant bacterial strains.
Part 1

The use, overuse, and abuse of antibiotics is      accredited with creating these antibiotic resistant strains. Explain how      this relates to natural selection.
Describe 1–2 of the things that people do (you can      include individuals, doctors, health care professionals, hospitals,      farmers, etc.) that contribute to this problem? Why?

Part 2

How can you prevent or slow down the spread and further      the selection of new antibiotic resistant strains of bacteria?
Are there things that you can personally do to reduce      your risk or even to reduce the spread of these dangerous microbes?
What is your reaction to the following sign that is      commonly found in restrooms? Is it significant to the discussion of      antibiotic resistance?