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藻类植物时间 3月中旬第一课时课题绿藻——衣藻实验内容从绿色池水中寻找衣藻和其他绿色单细胞藻类。目的要求认识衣藻的形态结构和生活习性。第二课时课题绿藻——水绵实验内容 1.制作水绵装片进行观察;2.制作水绵接合生殖的装片进行观察。目的要求在观察过程中要求学生比较水绵与衣藻的异同;从相同点提出绿藻的特征,从不同点说明水绵是多细胞丝状体。第三课时课题其它藻类植物
Algae Time Mid-March First Session Topic Green Algae - Chlamydomonas EXPERIMENT Finding Chlamydomonas and other green unicellular algae from green pool water. Purpose To understand the morphological structure and lifestyle of Chlamydomonas. The second class of topics green algae - sponge experiment content 1 production of sponge packing for observation; 2 production of sponge rearing packing for observation. The purpose requires that students be asked to compare the similarities and differences between water spirulina and Chlamydomonas in the observation process; to propose the characteristics of green algae from the same point, and to explain from different points that water spongy is a multicellular filamentous body. The third class topic other algae