Answer:
(phosphoprotein or p53, functions in regulation of cell cycle in multi cellular organisms.It suppresses tumor developments, by coding for the protein which inhibit the growth and development of tumors hereby preventing cancer.Thus it is referred to as tumor suppressor gene,
Because of this role of conserving stability to the cells division by suppressing tumor and hence preventing genome mutation,
and also its inactivation leads to growth, persistence, and spread of cancer that developed it is referred to as Guardian of the genome.,
Step-by-step explanation: