In a typical colon cancer, the first step is ________.
A)the inactivation of a tumor-suppressor gene
B)the mutation of a tumor-suppressor gene, producing an oncogene
C)the mutation of a proto-oncogene, producing an oncogene
D)the conversion of an oncogene to a tumor-suppressor gene

Question

In a typical colon cancer, the first step is ________. 
A)the inactivation of a tumor-suppressor gene 
B)the mutation of a tumor-suppressor gene, producing an oncogene 
C)the mutation of a proto-oncogene, producing an oncogene 
D)the conversion of an oncogene to a tumor-suppressor gene

Quizplus · Accepted Answer

The Answer of In a typical colon cancer, the first step is ________. 
A)the inactivation of a tumor-suppressor gene 
B)the mutation of a tumor-suppressor gene, producing an oncogene 
C)the mutation of a proto-oncogene, producing an oncogene 
D)the conversion of an oncogene to a tumor-suppressor gene

In a Typical Colon Cancer, the First Step Is ________