Amitochondriates Are Eukaryal Microbes That Lack Mitochondria

question 57

Multiple Choice

Amitochondriates are eukaryal microbes that lack mitochondria.What evidence shows that some of these microbes may at one time have had mitochondria?

• A)They can respire on oxygen.
• B)They have peptidoglycan in their cell wall.
• C)They have 70S ribosomes.
• D)They have some DNA in their chromosome similar to that found in alpha-proteobacteriae)They have circular chromosomes.

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