Adults need at least of moderate-intensity aerobic activity each week.
a. 2 hours and 30 minutes
b. 2 hours
c. 1 hour and 15 minutes
d. half an hour

Bloodborn pathogens are infectious microorganisms carried by what?

How much do the tanakas spend on health insurance premiums each year

Achemical substance that people of any age may not lawfully manufacture, possess, buy, or sell is known as a(n) a. over the counter drug b. prescription drug c. medicine d. illegal drug