Plant Structure
If complex III were incorporated into an artificial lipid vesicle in order to demonstrate it's proton translocating ability in isolation, which of the following would be an appropriate electron donor?

Ubiquinol (UQH2)
Cytochrome c peroxidase
Cytochrome c oxidase
Cytochrome c red

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Plant Structure
Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria?

Both have their own DNA
Both have their own ribosomes
Both strongly resemble prokaryotes, especially in size
Both can live and function independently of the cell

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