Answer:
<h2>D. Competitively dominant to other organisms in the ecosystem</h2>
A keystone species is an organism that helps define an entire ecosystem. Without its keystone species, the ecosystem would be dramatically different or cease to exist altogether.
<em>Hope that helps! :)</em>
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<em>-Aphrodite</em>
Explanation:
Answer:
Plants developed roots to absorb water from the ground
C: from what I can see in the graph
Answer:
the bacteria is bad because with that one person it's in difficult time. hem need to take more careful.
Friedrich Miescher in 1869
