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The answer is B, bacteria.

Explanation: Bacteria lack a membrane-bound nucleus and other internal structures and are therefore ranked among the unicellular life-forms called prokaryotes.

B

Explanation:

The kingdom that is completely composed of unicellular organisms that are prokaryotic is the bacteria kingdom

Kingdom Monera [10,000 species]: Unicellular and colonial--including the true bacteria (eubacteria) and cyanobacteria (blue-green algae).

what subject is this

check for the pregnancy rating of drug. if its class c or d see if other alternatives