Which test is used to determine whether the substance being tested is likely to cause cancer in human?

Aclient with legionnaires' disease is prescribed azithromycin, 500 mg on the first day, and then 250 mg on days 2 through 5. after completing the therapy, how many grams of the drug has the client received? enter the number only.

In what way are cities microclimates?

Which of the following is a possible reason for sleep? a) growth b)digestive c)speed d)intelligence