19.下图表示干细胞的三个�育途径有关说法错误的是 A.由a细胞形成的b细胞仍然保持着分裂能力所以b细胞能无限增殖 b.若d细胞是 Template




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tomski19.下图表示干细胞的三个�育途径有关说法错误的是 a.由a细胞形成的b细胞仍然保持着分裂能力所以b细胞能无限增殖 b.若d细胞是 coloring