大多数微生物是单细胞生物如各种霉菌。[]-八年级生物

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• 填图题（每空1分，共8分）草履虫是一种常见的单细胞生物，右图是它的形态结构示意图，请填写各部分名称1234567其中具有消化食物和吸收营养功能的是-七年级生物
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