What Important Criterion Was Used in the Late 1960s to Distinguish

question 27

Multiple Choice

What important criterion was used in the late 1960s to distinguish between the three multicellular eukaryotic kingdoms of the five-kingdom classification system?

• A) the number of cells present in individual organisms
• B) the geological stratum in which fossils first appear
• C) the nutritional modes they employ
• D) the biogeographic province where each first appears
• E) the features of their embryos

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