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如图所示分别为一粒玉米一粒菜豆和根尖的结构．请据图并结合所学知识回答1若将一粒玉米从中间切开�其横切面上滴加碘液结果 变蓝 Template






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sketch 5223 Elsa from Frozen by Ben De Jesus
sketch 4349 Cícero Николай Герасимов
sketch 4414
sketch 3483 Ginger
sketch 3734
sketch 4736 Naruto by Wellen Lima
sketch 5198 Sakura Claudio Pose Jester Genso
sketch 3127 Hulk George Lucaz

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sketch 523 the man
sketch 2486 Face by sketchmaster
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tomski如图所示分别为一粒玉米一粒菜豆和根尖的结构．请据图并结合所学知识回答1若将一粒玉米从中间切开�其横切面上滴加碘液结果 变蓝 coloring
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1．如图所示分别为一粒玉米和一粒菜豆的结构请据图并结合所学知识回答1若将一粒玉米从中间切开其横切面上滴加碘液结果E胚乳变蓝 sketch template
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如图所示分别为一粒玉米一粒菜豆和根尖的结构．请据图并结合所学知识回答1若将一粒玉米从中间切开其横切面上滴加碘液结果 变蓝 sketch template
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题目在制作洋洋鳞片片叶内表皮细胞临时装片的过程中下列滴加碘液的操作正确的是 ABCD 题目和参考答案——青夏教育精英家教—— sketch template
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子代细胞与亲代细胞在遗传物质组成上保持着较高的连续性和稳定性其根本原因是 A在细胞分裂过程中染色体中的遗传物质加倍然后染色体平均 sketch template
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如图为菜豆种子和玉米种子的结构示意图，请回答下列问题。（1）菜豆种子由 （填名称）和胚两部分构成，胚的组成包括 （填序号）。（2）玉米种子的子 sketch template
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下列哪组个体都是通过无性生殖产生的 A．克隆羊试管婴儿B．克隆羊播种的小麦C．嫁接的梨扦插的萄D．组织培养的月季试管婴儿 题目 sketch template
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如图为菜豆种子和玉米种子的结构示意图分析回答下列问题1指出图中序号所代表的各部分结构胚根胚根胚轴胚轴胚芽胚芽子叶子叶 sketch template
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如图为菜豆种子和玉米种子的结构示意图分析回答下列问题1指出图中序号所代表的各部分结构胚根胚根胚轴胚轴胚芽胚芽子叶子叶 sketch template
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题目如图所示为玉米种子和菜豆种子的结构据图回答问题1菜豆种子和玉米种子结构的相同点是都有 2与玉米种子结构不同的是菜豆种子的 sketch template
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1图二表示玉米种子的纵剖面该剖面是刀片沿着图一所示的 线削开的。 2在图二所示的玉米种子的剖面上滴一滴碘酒变成蓝色的部分是 sketch template
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如图为菜豆种子和玉米种子的结构示意图据图分析回答1菜豆种子的胚由 部分组成．2将来育成菜豆种子和玉米种子的茎和叶的分别是 和 sketch template
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玉米胚的纵切示意图玉米胚的纵切图玉米胚芽鞘 大山谷图库 sketch template
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下图菜豆种子和玉米种子的结构图 1填序号胚芽 胚根 胚轴 子叶 种皮 胚乳 果皮和种皮 2菜豆种子的胚由图中 组成 sketch template
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实验名称观察种子的结构一目的要求1认识种子的结构．2学习观察种子结构的方法．浸软的菜豆种子浸软的玉米种子刀片放大镜稀碘 sketch template
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如图所示为两类种子剖面结构图据图回答1两类种子结构上的共同点是都有种皮和胚．2图1图2所示之所以分属两个类群主要是由于图1中 sketch template
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如图1所示分别为一粒玉米和一粒菜豆种子的结构请据图并结合所学知识回答1在“观察玉米种子的结构 实验中图2的图示中能正确表示玉米解剖 sketch template
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如图所示是菜豆和玉米种子的结构示意图请据题填写空白．1菜豆种子由胚和种皮构成．2乙图中C将育成茎和叶．3玉米的种子 sketch template
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题目动物运动的意义是A 有利于进化和争得配偶 B 有利于个体生存和种族繁衍C 有利于冬眠和渡过寒冬 D 有利于寻找食物和依赖环境 sketch template
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16．如图为“种子的结构示意图 分析回答问题1在图1所示玉米种子的剖面上滴一滴碘液变蓝的部分是2胚乳说明该结构成分主要含有淀粉 sketch template
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如图为菜豆种子和玉米种子的结构示意图其中功能不相同的结构是 A．e和3B．b和6C．c和1D．a和5 题目和参考答案——青夏教育精英家教—— sketch template
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请根据菜豆种子和玉米种子的结构特点完成下表． 相同点 不同点 菜豆种子 都有种皮种皮和胚胚 子叶两两片营养物质储存在子叶子叶中 玉米种子 子 sketch template
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如图为菜豆种子结构示意图请据图回答下列问题1填出以下标号所示结构的名称b胚根胚根 D子叶子叶 C胚芽胚芽胚轴胚轴胚根胚根2 sketch template
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菜豆种子和玉米种子的结构——青夏教育精英家教—— sketch template
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下图是菜豆种子和玉米种子的结构图请据图回答 1图中2的名称及作用是 ．2在观察玉米种子结构的实验中——青夏教育精英家教—— sketch template
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2．如图为菜豆种子形态结构示意图识图回答下列问题1菜豆种子由2种皮和7胚两部分组成．质地坚硬有保护作用由珠被育而来 sketch template
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下图为菜豆种子和玉米种子的结构图根据图分析回答问题 菜豆种子和玉米种子结构的相同点是都有 和 而且胚都由 组成不同点是菜豆 sketch template
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如图为菜豆种子和玉米种子结构示意图识图作答1菜豆种子的胚由 和 构成．玉米种子中构成胚的结构是 2 sketch template
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1图二表示玉米种子的纵剖面该剖面是刀片沿着图一所示的 线削开的。 2在图二所示的玉米种子的剖面上滴一滴碘酒变成蓝色的部分是 sketch template
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玉米胚的纵切示意图玉米胚的纵切图玉米胚芽鞘 大山谷图库 sketch template
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如图是菜豆种子和玉米种子的结构示意图据图回答下列问题1图A 是菜豆菜豆种子的结构图B 是玉米玉米种子的结构2图A中2与图B中99 sketch template
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题目如图1表示一粒玉米萌成幼苗的过程图2是玉米萌成幼苗过程中细胞中有机物重量变化曲线图图3是单株玉米光合作用强度与种植密度的关系 sketch template
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如图是玉米种子纵切示意图请据图回答下列问题1图中A所示的结构为子叶就胚的各部分联系在一起的是图中标号A所示的结构．2图中标号 sketch template
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分析如图所示玉米和菜豆的种子结构图请回答问题玉米种子由种皮胚和胚乳 构成的．胚乳是5子叶是4胚芽是2玉米种子和菜豆 sketch template
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如图为玉米种子的结构示意图据图回答1图中所示的结构是 ．2育成玉米的茎和叶的是图中的 号．3使碘变蓝色的是图中 号．4 sketch template
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如图所示，两个“无限长”的半径分别为和的共轴圆柱面，均匀带电，沿轴线方单位长度上的带电量分别为和，则在外圆柱面外面、距离轴线为r处的P点的 sketch template