A researcher in a lab finds a microscopic organism that has no nucleus, but has distinctive structural molecules and mechanisms of photosynthesis.The organisms are abundant in virtually every habitat on Earth.The researcher has identified an organism belonging to the domain ____.

Question

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The presence of distinctive structural molecules and mechanisms of photosynthesis, combined with the absence of a nucleus, indicates that the organism belongs to the domain Bacteria. This domain includes prokaryotic organisms that lack a nucleus and have a diverse range of metabolic pathways, including various forms of photosynthesis.

A Researcher in a Lab Finds a Microscopic Organism That