Which of the Following Pairs Indicates the Closest Macroevolutionary Link

question 8

Multiple Choice

Which of the following pairs indicates the closest macroevolutionary link among the bacteria according to the evolutionary history tree in the text?

• A)green sulfur; spirochetes
• B)chlamydias; cyanobacteria
• C)green sulfur; green nonsulfur
• D)spirochetes; proteobacteria
• E)proteobacteria; cyanobacteria

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