Cancer cells are NOT

a. contact inhibited.

b. transplantable.

c. invasive.

d. de-differentiated.

e. immortal.

contact inhibited.

Explanation:

The uncontrolled division of cell growth leads to the formation of cancer cells. These cells divide at an extremely high rate and requires least nutrition for its growth.

Cancer cells has lost the ability of contact inhibition. They detached from their neighbor cells and can spread to the tumors at other places in the body.

Thus, the correct answer is option (a).