The genes associated with the development of cancer are known as .....

Which of the following statements is not true for cancer cells in relation to mutations?

Assertion : Cancer cells are virtually immortal until the body in which they reside dies.
Reason : Cancer is caused by damage to genes regulating the cell division cycle.

Match the following columns correctly:

Column-$I$	Column-$II$
$(a)$ Carcinoma	$(i)$ Skin cancer
$(b)$ Sarcoma	$(ii)$ Lymph node cancer
$(c)$ Leukemia	$(iii)$ Lung cancer
$(d)$ Melanoma	$(iv)$ Blood cancer

The biological response modifier that activates the immune system of a cancer patient and helps in destroying the tumor is ..........

Select the $INCORRECT$ statement regarding cancer.