Answer: prescribing drugs suited for a nesessary treatment
they also provide primary healthcare support and advice.
No, there would be no pollution if there was no waste/ pollution.
It means that if you school requires CLEP scores of 50 or higher on the College Mathematics CLEP then you will receive the same credit if you score a 50, 51, 65 or 72. It will appear on your transcript as a "pass" - it won't affect your GPA.