22). A population is a group of organisms of the same species living together in the same geographic area.

19). Bacteria reproduce by the process of                                     .

5). Which of these is a harmful bacterium?

25). Natural selection is defined by a differential survival and reproduction of populations within an individual in response to environmental pressure.

34). Bacteria can become resistant to drugs by _____.

2). A type of natural selection in which organisms near the middle of the phenotypic range of variation are favored is _____.

6). Which hypothetical antibiotic would treat bacterial infections by interfering with bacterial reproduction?

20). Bacteria acquire random mutations when DNA replicates during sexual reproduction.

The strength of a muscle contraction is determined by the number of motor units activated. The more activated the stronger the contraction. 

DQ5: The prescriber has ordered Cefazolin 200 mg PO every 12 hours. The dose range is 20-40 mg/kg/day in 2 divided doses. The patient weighs 80 Ibs. What is the safe range/day? _______________________mg (if rounding is needed, round to the whole number) Would the nurse administer this medication and why?________________________