Answer
The arm and base of microscope are connected with each other with help of inclination joint. which provide easiness to user during research analysis or other microscopic studies.
It has significant role in light and compound microscope that need light for visualization of examine sample. It also help in easy rotation during focusing toward light for better contrast.
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:
the lithosphere is inbetween
