下列哪一项不是转基因工程的运载体必须具备的条件 A.能在宿主细胞中复制并保存 b.具有多个限制酶切点以便与外源基因连接c.具有标记基因便于 Template




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tomski下列哪一项不是转基因工程的运载体必须具备的条件 a.能在宿主细胞中复制并保存 b.具有多个限制酶切点以便与外源基因连接c.具有标记基因便于 coloring