<p><strong>Fig. 2.35.</strong>&nbsp;(<strong>C</strong>) A coral polyp has a symbiotic relationship with photosynthetic dinoflagellates living within its tissue. The brown specks in the coral polyp are individual dinoflagellate cells.</p>

Fig. 2.35. (C) A coral polyp has a symbiotic relationship with photosynthetic dinoflagellates living within its tissue. The brown specks in the coral polyp are individual dinoflagellate cells.

Image by Narrissa Spies