A newly discovered unicellular microbe has a nucleus containing linear chromosomes and surrounded by a membrane. It has mitochondria, 80s ribosomes, and is covered by cilia. There is no cell wall external to the plasma membrane. This organism most likely would be a/an

A. bacterium.
B. protozoan.
C. fungus.
D. archaeon.
E. algae.


Answer: B

Biology & Microbiology

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