C-myc becomes an oncogene in Burkitt's lymphoma and several plasmacytomas by
A. a point mutation.
B. a duplication.
C. a translocation to the immunoglobulin heavy chain locus.
D. a deletion of a regulatory sequence.
E. stimulation by a tumor promoter.
Ans: C. a translocation to the immunoglobulin heavy chain locus.
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