The Term "Protist" Lacks Phylogenetic Accuracy Because It Represents a Paraphyletic

question 120

Multiple Choice

The term "protist" lacks phylogenetic accuracy because it represents a paraphyletic group. Which of the following statements reflects the paraphyly of protist taxa?

• A)Each protist lineage is derived from a different common ancestor.
• B)Some eukaryotic lineages evolved from protists, and they are not called protists.
• C)Protist lineages are defined by the fact they are not other eukaryotic lineages.
• D)Protist lineages are too old to determine descent from a single common ancestor.

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