Plant Structure
Chemical energy is supplied to eukaryotic cells by

chloroplasts and golgi complexes
mitochondria and ribosomes
mitochondria only
mitochondria and chloroplasts

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Plant Structure
The mitochondria were known in the nineteenth century to be osmotically active on the basis of evidence that

the mitochondrial matrix is hypotonic to the cellular cytoplasm
the mitochondrial matrix is hypertonic to the cellular cytoplasm
mitochondria were derived from a symbiotic bacterium
mitochondria are surrounded by a semi permeable membrane

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