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南瓜果实的黄色和白色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代f1既有黄色果实南瓜也有白色果实南瓜让f1自交 Template






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tomski南瓜果实的黄色和白色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代f1既有黄色果实南瓜也有白色果实南瓜让f1自交 coloring
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南瓜果实的黄色和白色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自交 sketch template
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题目南瓜果实的颜色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自 sketch template
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南瓜果实的黄色和白色是由一对遗传因子控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让Fl自交 sketch template
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南瓜果实的颜色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自交产生的 sketch template
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南瓜果实的黄色和白色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自交 sketch template
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南瓜果实的颜色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自交产生的 sketch template
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题目南瓜果实的黄色和白色是由一对遗传因子控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让 sketch template
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南瓜果实的黄色和白色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自交 sketch template
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南瓜果实的黄色和白色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自交 sketch template
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南瓜果实的黄色和白色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自交 sketch template
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南瓜果实的黄色和白色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自 sketch template
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题目南瓜果实的颜色是由一对等位基因控制的用一株黄果南瓜和一株白果南瓜杂交F1中既有黄果南瓜也有白果南瓜F1自交产生的F2的表现型如 sketch template
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南瓜果实的黄色和白色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自交 sketch template
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南瓜果实的颜色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自交产生的 sketch template
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南瓜果实的颜色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自交产生的 sketch template
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观察如图回答问题1A是番茄植株其种子里的胚是受精卵受精卵由育来的这种生殖方式为有性生殖有性生殖．若用A的花药进行组织培养在人工 sketch template
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南瓜果实的颜色是由一对等位基因控制的用一株黄色果实南瓜和一株白色果实南瓜杂交子代F1既有黄色果实南瓜也有白色果实南瓜让F1自交产生的 sketch template
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题目南瓜果实的颜色是由一对等位基因控制的用一株黄果南瓜和一株白果南瓜杂交得到F1F1自交产生F2实验过程如右图所示．下列说法不正确的 sketch template
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9．花生是人们常吃的一种食品．花生果壳内的种子有大有小颜色也有深红浅红之分这与其品种及种植的土壤有关．请回答1花生的种子是由花的 sketch template
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植物体的整个生历程中植物激素起到了关键作用以下说法正确的是 A．萌种子中脱落酸和赤霉素具有相互拮抗的作用B．茎的背地性体现了生长素 sketch template
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南瓜的花色是由一对等位基因控制的用一株开黄花的南瓜和一株开白花的南瓜杂交子代F1既有开黄花的也有开白花的让F1自交产生F2表现型 sketch template
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南瓜为一年生蔓生草木植物．南瓜的栽培主要包括育苗定植田间管理等主要过程．其花的特点主要是雄花托短雄蕊3枚花药聚合雌花膨大花柱短 sketch template
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报春花的花色白色和黄色由两对等位基因共同控制两对等位基因独立遗传控制机理如图．现选择AABB和aabb两个品种进行杂交得到F1F1自交 sketch template
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南瓜果实的颜色是由一对等位基因控制的用一株黄果南瓜和一株白果南瓜杂交F1自交产生的F2的表现型如右图所示根据图示分析下列说法错误的是 sketch template
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报春花的花色表现为白色和黄色一对相对性状由两对等位基因共同控制显性基因A控制以白色素为前体物合成黄色锦色素的代谢过程但当显性基因B存在 sketch template
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菜粉蝶雌性个体的性染色体组成为ZW雄性则为ZZ．其体色由一对等位基因Aa控制雄性个体的体色有黄色和白色各基因型的雌性个体的体色均为 sketch template
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已知绵羊的白色与色是一对相对性状白色由显性基因B控制色由隐性基因b控制请问1两只白色绵羊交配有没有可能生出色小羊 sketch template
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7．为研究豌豆的高茎与矮茎和花的顶生与腋生性状的遗传规律设计了两组纯种豌豆杂交的实验根据图示不能得出的结论是 A．豌豆茎的高度由细胞核基因 sketch template
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番茄果实的颜色由一对遗传因子Aa控制如表是关于番茄果实颜色的3个杂交实验及其结果．下列分析正确的是 实验组亲本表现型F1的表现型和植株 sketch template
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