Natural Selection lets them survive.
Answer:
I think that the correct answer is that the nebular galaxy is not a such thing in my opinion so this is why I think that nebular is the correct answer
Explanation:
Lysomes im sure is the correct answer
The answer is A. Oligotrophic lakes are clear and hence
have little vegetation in them (hence no net primary production) that
could initiate the process of eutrophication. Eutrophication is brought about when bacteria
break down the high amount of organic matter hence reduce the oxygen supply in
the waters.