Here is an important list of "nevers" to follow when using a compound light microscope in the lab. 1. never swing the microscope. 2. never touch the lenses with your fingers. 3. never carry the microscope with one hand. 4. never cover the microscope when not in use. which "never" should be replaced with an "always"? a) never swing the microscope. b) never carry the microscope with one hand. c) never touch the lenses with your fingers. d) never cover the microscope when not in use.

D. "always" cover the microscope when not in use.

Explanation:

when you are finished using a light microscope or any microscope in general you always need to put the cover back on it. Mostly, to protect it from any harmful bacteria, light etc. and to keep it clean and, from collecting dust.

it's unlikely a majority of a large population would agree on issues

hope this : )

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.