Which of the Following Statements About Dinoflagellates Is Correct

question 25

Multiple Choice

Which of the following statements about dinoflagellates is correct?

• A)They possess two flagella.
• B)All known varieties are autotrophic.
• C)Their walls are usually composed of silica plates.
• D)Many types lack mitochondria.
• E)Their dead cells accumulate on the seafloor and are mined to serve as a filtering material.

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