原生质理论(protoplasm theory)
关键词: 原生质理论来源: 互联网
1861年由舒尔策(Max Schultze)提出, 认为有机体的组织单位是一小团原生质,这种物质在一般有机体中是相似的,并把细胞明确地定义为:“细胞是具有细胞核和细胞膜的活物质”。1880年Hanstain将细胞概念演变成由细胞膜包围着的原生质, 分化为细胞核和细胞质。
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