This organism is carried in the respiratory tract of about 10% of healthy people, who are prone to pneumonia if host defenses are lowered

20 points and brainlist 1. london has suffered from terrible air pollution for at least seven centuries. why is the city so prone to its famous “london fog? ” what did london do to get rid of its air pollution? 2. why does air pollution cause problems in developing nations more than in developed ones?

Describe how a non-resistant staphylococcus aureus bacterium can produce a bacterium that is resistant to methicillin

Ascientific idea becomes valid when it is what?