Which of the Following Was the Most Likely Cause of the Limited

question 74

Multiple Choice

Which of the following was the most likely cause of the limited diversity of multicellular eukaryotes for much of their early existence?

• A) High concentrations of oxygen
• B) Frequent periods of heat
• C) Frequent periods of cold
• D) The existence of plankton
• E) The lack of plankton

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