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
Any system that is not at equilibrium

requires an enzyme to reach equilibrium
is rushing toward equilibrium at a very rapid rate
is thermodynamically unstable, although it may be kinetically stable
is kinetically unstable, although it may be thermodynamically stable

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

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