问题标题：
英文作答,关于cellKevinisahealthyboyandalotofcellsarewornoutandrubbedofffromhisskineveryday.Explainwhyhisskincanstillfunctionwell.
问题描述：
英文作答,关于cell
Kevinisahealthyboyandalotofcellsarewornoutandrubbedofffromhisskineveryday.Explainwhyhisskincanstillfunctionwell.
陈利平回答：
Becausewhenalotofcellswornout,morenewcellsgrowtoformnewskinandcontinuethefunction.It'sanormalphenomenonthatsomeofcellsofahealthypersondieevery.Itdoern'tindicatethatp...
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