48.
Cancer is often believed to arise from stem cells rather than fully differentiated cells. Following are certain views related to the above statement. Which one of the following is NOT correct?
A:
Stem cells do not divide and therefore require fewer changes to become a cancer cell.
B:
Cancer stem cells can self-renew as well as generate the non-stem cell populations of the tumor.
C:
Teratocarcinomas prove tumors arise from stem cells without further mutations.
D:
Stemness genes can often function as oncogene.
The answer is:
A