Scientists on a marine expedition collecting metagenomic data discover a novel genome that contains sequences for intracellular trafficking proteins similar to those found associated with the endoplasmic reticulum and Golgi apparatus. They initially hypothesize it is eukaryotic in nature, but discover additional sequences that are distinctly archaeal. The most appropriate classification is ________.
A. the proposed superphylum Asgard
B. the TACK superphylum
C. the DPANN superphylum
D. Euryarchaeota
Answer: A
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a. true b. false