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The largest and most complex of microorganisms are _____.

bacteria
protozoa
rickettsiae
viruses

2 Answers

3 votes

Answer:

It is Protozoa because it is not logical for it be any of the other. Hope this helped.

Step-by-step explanation:

User Harijoe
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It is Protozoa because it is not logical for it be any of the other. Hope this helped.
User Wayneh
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