Cell Structure and Compartments
The simplest way to differentiate a prokaryotic cell from a eukaryotic one is to

see if a nucleus is present
look for a plasma membrane
determine if the cell is an entire organism or not
check for the presence of DNA

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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 components in the reactions of photosynthesis
They all participate in the production of large amounts of ATP
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
Eukaryotic cells are more efficient than prokaryotes because their internal compartmentalization

reduces overall cell size
makes each compartment nutritionally independent of all others
allows for specialization through merging of different tasks
allows for specialization through the subdivision of particular tasks

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