Cell Structure and Compartments
Which of the following two organelles look most alike structurally?

Vacuole and cytoskeleton
Golgi apparatus and smooth endoplasmic reticulum ER
Lysosome and chloroplast
Nucleus and vesicle

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

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

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