The Members of Some Protist Groups Have a Mitosome Instead

question 40

Multiple Choice

The members of some protist groups have a mitosome instead of functional mitochondria. It is hypothesized that the mitosome is modified from a functional mitochondrion present in the ancestor. Based on this information, which of the following would also be expected in groups exhibiting a mitosome?

• A)The nuclear genome of mitosome-bearing eukaryotic cells may contain genes derived from mitochondria.
• B)The organism is not a eukaryote.
• C)The mitosome has two membranes
• D)The engulfed symbiont was not a proteobacterium.

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