The answer is A: a flagship species.
Hope this helps :)
Answer:
the answer is biochemistry
Answer:
chemicals are dumped into lakes and rivers
Explanation:
all the other choices are results of cutting down trees
All the branches of science that deal with the scientific study of living organism are called life sciences. e.g; botany,zoology,anatomy,biochemistry,embryology etc..
Your answer would be D, Photosynthesis
Hope this helps!
