MCAT Question of the Day
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    Q:

    		 The microvilli of specialized epithelia like intestinal lining maintain their shape and are structurally composed of which of the following components?
    		 

    A

    		 Plasma membrane only

    B

    		 Plasma membrane covering an actin filament cytoskeleton

    C

    		 Plasma membrane covering a microtubule cytoskeleton

    D

    		 Plasma membrane covering various organelles like mitochondria or endoplasmic reticulum



    Cytoskeleton |
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