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

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

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

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

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

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

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