Which statement about dinoflagellates is false?
A) They have elaborate shells composed of calcium carbonate.
B) They produce red tides that are toxic to shellfish.
C) They are important primary producers in plankton.
D) They contribute an important component of atmospheric oxygen.
E) They are common endosymbionts in both animals and other protists.

Question

Quizplus · Accepted Answer

Dinoflagellates have shells that are composed of cellulose plates called "thecae," not calcium carbonate.

Which Statement About Dinoflagellates Is False