Answer:
well for one you can find a lot for examples like if the light of a blazing hot sun was reflecting on a wooden stick the spot where the sun is reflecting would have a red mark with smoke comming out the stop
"The rotating part of the microscope at the bottom of the body tube; it holds the objectives." -utahscience.oremjr.alpine.k12.ut.us
The answer is O growth in population of all other species
Explanation:
Basically, what you need to do is use a term for each one of the circles so it is even and if you look at the explanation(above or below it) it will match the definition of the term you provided. I'm guessing tho.