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
According to the fluid mosaic model of cell membranes,

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
the most common type of molecules in the membrane are proteins

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