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紫色洋葱鳞片叶外表皮细胞中细胞核清晰可见吗?——2011年江苏生物卷第10题的讨论1题目(单选)将有关生物材料直接制成临时装片,在普通光学显微镜下可以观察到的现象是()A.菠菜叶片下表皮保卫细胞中具有多个叶绿体B.花生子叶细胞中存在多个橘黄色脂肪颗粒C.人口腔上皮细胞中线粒体数目较多D.紫色洋葱鳞片叶外表皮细胞中细胞核清晰可见答案A
Purple onion squamous cell epidermal cells in the nucleus can be clearly seen? 2011 Jiangsu Volume 10 of the bio-volume discussion 1 (radio) The biological material directly into the temporary loading film, can be observed under a normal light microscope The phenomenon is () A. spinach leaves epidermal guard cells with multiple chloroplasts B. Peanut cotyledon cells in the presence of multiple orange fat particles C. Human oral epithelial cells in the mitochondrial number D. Purple onion scales leaf epidermis Cellular nuclei clearly visible answer