Which of the following types of mutation would convert a proto-oncogene into an oncogene?
a. a deletion of most of the proto-oncogene coding sequence
b. a mutation that blocks transcription of the proto-oncogene
c. a mutation that creates an unstable proto-oncogene mrna
d. a mutation that greatly increases the amount of the proto-oncogene protein

I think the correct answer from the choices listed above is option A. The type of mutation that would convert a proto-oncogene into an oncogene would be a deletion of most of the proto-oncogene coding sequence. Hope this answers the question. Have a nice day.

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