Photosynthesis and Respiration
What do coenzyme A, CO2, oxaloacetate, and FADH2 all have in common?

They are part of the reactions of lactic acid fermentation
They are part of the dark reactions of photosynthesis
They are all elements of oxidative phosphorylation
They are all components or products of the citric acid cycle

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Photosynthesis and Respiration
Glycolysis takes places in the __________ and produces __________ , which in the presence of oxygen then enters the __________ .

mitochondrion; pyruvate; chloroplast to complete photosynthesis
cytosol; pyruvate; mitochondrion to complete fermentation
cytosol; glucose; mitochondrion to complete fermentation
cytosol; pyruvate; mitochondrion to complete cellular respiration

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Photosynthesis and Respiration
Which of the following statements about energy metabolism is false?

All animals in some way rely on plants for their energy
All eukaryotic organisms carry out respiration in the presence of O2
Plants provide the water and CO2 that animals need to carry out respiration
The energy that powers living systems ultimately comes from the sun

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