Cell Structure and Compartments
An organism's first line of defense against attack by an invader such as a virus or bacterium is usually

to flee or hide
a specific immune response
its body wall
a nonspecific immune response

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

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