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What are several reasons why apoptosis happens

User Baotiao
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Answer:

There are several reasons: it gets rid of cells that are not needed, in the way or potentially dangerous to the rest of the organism. "Cells that are not needed may never have had a function. In other cases, they may have lost their function, or they may have competed and lost out to other cells.

Step-by-step explanation:

User Pierreaurelemartin
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