依照你在显微镜下观察到的蚕豆叶切片中叶肉细胞的结构,用铅笔在答题卡相应方框中画一个叶肉细胞结构简图 (2011?泰州)在“观察叶表皮的气孔”实验中,我们通常取蚕...
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绘图规范正确,绘图时要正确标注每项,注明所画图形的名称.画图时,在图纸上要真实地画出观察图形,由于细胞膜极薄,紧贴着细胞壁,一般情况下看不见,因此画植物细胞时,细胞膜不能画出.故答案为:
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