Examine the figure below.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

Examine the figure below.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 Examine the figure below.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

Examine the Figure Below