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How did the research presented in the article affect scientists' understanding of the evolution of eukaryotes

Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis. b. the primary role of microbes on the planet involves causing disease in animals and humans. c. microbes produce vitamins in the intestines. d. microbes play a role in breaking down waste and decomposing dead organisms.

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.