Carl Woese and Collaborators Identified Two Major Branches of Prokaryotic

question 7

Multiple Choice

Carl Woese and collaborators identified two major branches of prokaryotic evolution. What was the basis for dividing prokaryotes into two domains?

• A) microscopic examination of staining characteristics of the cell wall
• B) metabolic characteristics such as the production of methane gas
• C) metabolic characteristics such as chemoautotrophy and photosynthesis
• D) genetic characteristics such as ribosomal RNA sequences
• E) ecological characteristics such as the ability to survive in extreme environments

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