Mitochondria and chloroplasts have a number of features in common. which of the following is not one of them? . a: both are surrounded by a double membrane. b: both are important to energy conversion. c: both are found in all eukaryotic cells.

The answer is C. Not all eukaryotic cells have chloroplast though all eukaryotic cells have mitochondria. Chloroplasts are mostly found in photosynthetic eukaryotic organisms such as the Euglena and plants.

Both organelles have an inner and outer membrane are significant in energy conservation. Mitochondria stores energy in ATP molecules while chloroplasts harness energy from sunlight

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the missing space is phylum