Zoology - Human Health and Diseases Question with Solution | TestHub

Contact inhibition: This is a property of normal cells because of which contact with other cells keeps a check on their uncontrolled growth Cancer cells inactivate tumor suppressor genes and activate proto-oncogenes, so they form tumors.

Tissue invasion and metastasis: Cancer cells acquire the capacity to migrate to other organs, invade other tissues, and colonize these organs, resulting in their spread throughout the body.