Which of the following statements regarding the role of p53 in cancer is FALSE?
1
p53 induces cell cycle arrest in response to DNA damage.
2
p53 functions as a tumor suppressor by promoting apoptosis.
3
Mutations in p53 lead to loss of its tumor-suppressive functions, contributing to cancer progression.
4
p53 mutations commonly result in the hyperactivation of apoptotic pathways in cancer cells.