AP EAPCET 7 Sep 2021 Shift 1 Paper

Study the following related to 'Cancer'. The correct statements are
i) Normal cells are joined by intercellular adhesion proteins called 'Cadherins and they are missing in cancer cells
ii) The protein P53 plays an important role with reference to the ' G1 check point' in the regulation of cell division cycle
iii) Cancer cells shows a phenomenon called 'Contact inhibition'
iv) Malignant is harmless cancer
v) The retinoblastoma protein pRB is a 'tumor suppression' protein that is dysfunctional in several major cancers