动物和人体内具有分裂和分化能力的细胞称为干细胞对下图的叙述中错误的是a.a过程表示干细胞能自�更新b.bc过程表示干细胞具有分化能力c Template




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tomski动物和人体内具有分裂和分化能力的细胞称为干细胞对下图的叙述中错误的是a.a过程表示干细胞能自�更新b.bc过程表示干细胞具有分化能力c coloring