Why must cells divide? To start it off, cells can't keep growing forever, so when they reach a certain size they will have to divide. Cells divide for four important reasons; reproduction, growth, repair, and replacement of damaged or worn out cells. Most cells divide at least once during their life cycle and some divide divide dozens of time times before they die. There are three types of cell division. They are binary fission, mitosis, and meiosis. When cell division is in the form of mitosis it is usually associated with cell growth, replacement, and repair. When the cell goes through meisosis it usually involves as
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