Viruses need to live inside a to survive. *

1)Microscope
2)Host
4)Countertop

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

Nh3 +02-no + h20 is unbalanced what is the balanced equation

Which type of respiration takes place when there is no oxygen present? a. anaerobic b. mitochondrial c. cellular d. aerobica. anaerobic