A mitogen is a protein that 21st January 2021 spadmanabh009 Bio MCQ, Cell Biology Q 0 (A) Induces apoptosis (B) Promotes cell division (C) Blocks mitosis (D) Induces cellular senescence Correct! Wrong! A mitogen is a protein that promotes cell division. The mitogen triggers a signal that activates mitogen-activated protein kinase and cell division. Biology MCQCell Biology QuestionNEETNEET Biology PreparationOnline Biology Question