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无论那个生活周期都可以说明作为任何一个种的重要的特征。生活周期愈是复杂,那么为了了解种的特征,就更有必要去熟悉该生活周期。低等植物中的某些种具有非常特殊的发育周期,而低等植物的个体发育方法之所以在分类学中具有特别重要的意义,原因也在于此。不同的有机体之间在发育周期方面有着根本的区别。最近几年来对这问题的研究越来越使我们相信:藻类(尤其是海藻)的生活周期是异常多样的,在这方面要远远
No matter which cycle of life can be described as an important feature of any one species. The more complex the life cycle, the more necessary it is to become familiar with the life cycle in order to understand the characteristics of the species. Some species in lower plants have very specific developmental cycles, and the reason why the methods of individual development in lower plants are of particular importance in taxonomy is the reason for this. Different organisms have a fundamental difference in their developmental cycle. The research on this issue in recent years has increasingly convinced us that the life cycle of algae (especially seaweeds) is extremely diverse and far-reaching in this respect