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

increase the surface area where key chemical processes can occur
assist with cell movement
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
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 all participate in the degradation of large amounts of ATP
They are all embedded proteins in plasma membranes

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Cell Structure and Compartments
According to the fluid mosaic model of cell membranes,

the most common type of molecules in the membrane are proteins
the unique properties of cell types are determined by their phospholipids
the membrane is a highly mobile mixture of phospholipids and proteins
basic membrane structure results from how the proteins interact with water

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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
Prokaryotic cells are much smaller than most eukaryotic cells
The substance known as cytosol is found within the bacterial nucleus

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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.

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

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