Question

Which one of the following is not a property of cancerous cells, whereas the remaining three are? 

(a) They compete with normal cells for vital nutrients 

(b) They do not remain confined in the area of formation 

(c) They divide in an uncontrolled manner 

(d) They show contact inhibition 

Answer 1

The correct option is (d) They show contact inhibition.

Explanation:

Contact inhibition involves major histocompatibility complex and is the natural process of arresting cell growth when two or more cells come in contact with each other. It is a property of normal cells- Cancer cells divide in uncontrolled manner and do not show contact inhibition.