Cancerous tumors may develop from all of the following EXCEPT:
A) mutations in several proto-oncogenes or tumor suppression genes.
B) interactions among two or more oncogene products.
C) simultaneous mutations in a proto-oncogene and both copies of a tumor suppression gene.
D) overlapping growth-control mechanisms that when one is compromised by mutation, others take over.
E) all are true.

Question

Quizplus · Accepted Answer

All of the statements are true and can contribute to the development of cancerous tumors.

Cancerous Tumors May Develop from All of the Following EXCEPT