Multiple Choice
Which of the following is the best evidence for a three-domain system?
A) There are three distinctly different Gram reactions.
B) There are three distinctly different sets of metabolic reactions.
C) Nucleotide sequences in ribosomal RNA vary between all three domains.
D) Some bacteria live in extreme environments.
E) There are three distinctly different types of nuclei.
Correct Answer:
Verified
Correct Answer:
Verified
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