Interferon α is a protein that….
A) binds to a cell surface receptor and induces the expression of new cellular genes.
B) binds to a viral peptide and presents it to the cytotoxic T lymphocytes.
C) degrades viral and cellular mRNAs after it has been activated by dsRNA.
D) binds to the surface of a virion and prevents it from attaching to the host cell.
E) phosphorylates proteins, like eIF2a, and inhibits translation of mRNAs.
Correct Answer:
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