The answer is d. It is d because it is crossing over.
Yeah i can’t see the 2 scenarios too
The answer is C.
Have a good day!
I think the correct answer from the choices listed above is option A. The <span>type of mutation that would convert a proto-oncogene into an oncogene would be </span><span>a deletion of most of the proto-oncogene coding sequence. Hope this answers the question. Have a nice day.</span>