Photosynthesis and Respiration
The vast majority of the molecules that act as energy carriers to power cellular activities are made in

the Golgi apparatus
the nucleus
the mitochondria and chloroplasts
the cytosol

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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 components or products of the citric acid cycle
They are all elements of oxidative phosphorylation

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

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

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