Cell Structure and Compartments
In which of the following cell organelles, it is expected to find the biochemical reactions that harness energy from the breakdown of sugar molecules to synthesize large amounts of ATP?

Vesicles
Mitochondria
Plasma membrane
Lysosome

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Cell Structure and Compartments
What do dystrophin, utrophin, actin, and tubulin have to do with eukaryotic cell structure and function?

They all participate in the production of large amounts of ATP
They are components in the reactions of photosynthesis
They are all embedded proteins in plasma membranes
They all participate in the degradation of large amounts of ATP

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Cell Structure and Compartments
The highly folded membranes found in such eukaryotic organelles as mitochondria and chloroplasts

assist with cell movement
increase the surface area where key chemical processes can occur
help the cell against physical damage
make it possible to package large amounts of DNA within the cell

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Cell Structure and Compartments
Which of the following statements about prokaryotes is false?

Prokaryotic cells concentrate important materials for the cells survival
Ancient prokaryotes may have given rise to some eukaryotic organelles
The substance known as cytosol is found within the bacterial nucleus
Prokaryotic cells are much smaller than most eukaryotic cells

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