Cell Structure and Compartments
Which of the following is the best criterion for deciding whether a cell is prokaryotic or eukaryotic?

The cell came from a single-celled or multicelled organism
The cell has a nucleus or not
DNA is present in the cell or not
The cell has cytosol or not

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Cell Structure and Compartments
Lysosomes are specialized vesicles in __________ that contain digestive enzymes for the breakdown of food. A related organalle known as a vacuole, which is found in __________ , also contains enzymes but in addition may act as a storage organelle for nutrients or water.

plants; animals and fungi
plants and fungi; animals
animals; plants and fungi
animals and plants; fungi

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

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