Which of the Following Is NOT Used as a Criterion

question 6

Multiple Choice

Which of the following is NOT used as a criterion to define a prokaryotic species?

• A) Phylogenetic relatedness is not a criterion.
• B) Members of different species cannot interbreed.
• C) The average nucleotide identity (ANI) of orthologs ³ 95%.
• D) Organisms with >95% identity have a shared ecotype.
• E) SSU rRNA similarity ³ 95%.

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