Multiple Choice
Dinoflagellates are best described as
A) protozoans that use cilia to move and feed.
B) marine and freshwater algae that can produce harmful red tides.
C) parasitic protozoans that must spend part of their life cycles in vertebrate hosts.
D) large, multicellular algae that resemble plants but do not have true leaves, stems, or roots.
Correct Answer:

Verified
Correct Answer:
Verified
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