Which of the Following Describes the Primary Difference Between the Normal

question 15

Multiple Choice

Which of the following describes the primary difference between the normal PrP^C protein and the disease version of the protein (PrP^Sc) .

• A)PrP^Sc contains additional octapeptide repeats at the N-terminus.
• B)PrP^Sc contains more beta sheet structure than PrP^C.
• C)PrP^Sc lacks the sugar residues that are attached to PrP^C.
• D)PrP^Sc is not exposed on the surface of the cell.
• E)PrP^Sc does not bind to copper like PrP^C does.

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