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已知番茄的红果为显性二室为显性控制两对相对性状的基因分别位于两对同源染色体上．育种工作者利用不同的方法进行了如下四组实验．请据图回答问题 Template






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sketch 4310 robot
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tomski已知番茄的红果为显性二室为显性控制两对相对性状的基因分别位于两对同源染色体上．育种工作者利用不同的方法进行了如下四组实验．请据图回答问题 coloring
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番茄的红果是显性圆果是显性两对基因独立遗传现用红色长果与黄色圆果 杂交从理论上分析其后代的基因型数及其比例不可能是A1种100 sketch template
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已知番茄的红果为显性二室为显性控制两对相对性状的基因分别位于两对同源染色体上育种工作者利用不同的方法进行了如下四组实验请据图回答问题 sketch template
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已知番茄的红果为显性二室为显性控制两对相对性状的基因分别位于两对同源染色体上育种工作者利用不同的方法进行了如下四组实验请据图回答问题 sketch template
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已知番茄的红果对黄果为显性高茎对矮茎为显性．甲图为某红果高茎番茄与黄果矮茎番茄测交得到子一代再与黄果矮茎番茄测交得到子二代的结果据图分析 sketch template
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题目为探究番茄果色的遗传某实验小组用红果番茄和黄果番茄进行了如下实验组别亲代子代/个红果黄果甲黄果×黄果0235乙红果×红果60丙 sketch template
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番茄红果对黄果为显性二室果对多室果为显性长蔓对短蔓为显性三对性状独立遗传现有红果二室短蔓和黄果多室长蔓的两个纯合品系将其杂交 sketch template
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蕃茄中红果为显性如果把纯合红果植株的花粉授到黄果的柱头上所结果实的颜色和果实内种子的胚和胚乳的基因型分别是A黄RrRrrB黄Rr sketch template
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题目番茄中红果为显性如果把黄果植株的花粉授到红果的柱头上所结果实的颜色和果实内种子的胚的基因型分别是 A 黄或红rr B 红 sketch template
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番茄果实的红色对黄色为显性两室对多室为显性植株高茎对矮茎为显性三对相对性状分别受三对非同源染色体上的非等位基因控制育种者用纯合红色两室 sketch template
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题目番茄红果R对黄果r为显性果实二室M对多室m为显性两对基因独立遗传现将红果二室的品种与红果多室的品种杂交Fl代 sketch template
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番茄的红果对黄果是显性圆果对长果是显性且自由组合现用红色长果与黄色圆果番茄杂交从理论上分析其后代的基因型数不可能是 A．一种 sketch template
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7．番茄红果对黄果为显性圆果对长果为显性且控制这两对性状的基因自由组合现用红色长果与黄色圆果番茄杂交从理论上分析其后代的基因型不可能 sketch template
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题目番茄的红果为显性子房多室为显性现将红果多室和红果二室番茄进行杂交其后代表现型及比例如图所示据此两亲本的遗传因子组成是 A sketch template
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番茄果实的红色对黄色为显性两室对多室为显性植株高对矮为显性三对相对性状分别受三对非同源染色体上的非等位基因控制育种者用纯合红色两室矮茎 sketch template
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已知番茄的红果为显性二室为显性控制两对相对性状的基因分别位于两对同源染色体上．育种工作者利用不同的方法进行了如下四组实验．请据图回答问题 sketch template
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番茄果实的红色对黄色为显性两室对一室为显性两对性状分别受两对非同源染色体上的非等位基因控制育种者用纯合的具有这两对相对性状的亲本杂交子 sketch template
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番茄果实的颜色由一对等位基因Aa控制下表是关于番茄果实颜色的3组杂交试验及其结果请分析回答实验组亲本表现型F1的表现型和植株数目 sketch template
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番茄中红果黄果是一对相对性状D控制显性性状d 控制隐性性状．根据遗传图解回答下列问题．1红果黄果中显性性状是红果做出这一判断是 sketch template
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番茄中红果黄果是一对相对性状D控制显性性状d控制隐性性状如右图所示根据遗传图解回答下列问题1红果黄果中显性性状是 2 sketch template
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番茄果实的红色对黄色为显性两室对多室为显性植株高对矮为显性三对相对性状分别受三对同源染色体上的等位基因控制育种者用纯合红色两室矮茎番茄 sketch template
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番茄果实的红色对黄色为显性两室对多室为显性植株高对矮为显性三对相对性状分别受三对非同源染色体上的非等位基因控制育种者用纯合红色两室矮茎 sketch template
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12．番茄果实的红色对黄色为显性两室对多室为显性植株高对矮为显性三对相对性状分别受三对非同源染色体上的非等位基因控制育种者用纯合红色两 sketch template
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番茄果实的红色对黄色为显性两室对一室为显性两对基因独立遗传．用具有这两对相对性状的纯合亲本杂交子二代中重组型出现的概率 A sketch template
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已知二倍体番茄的红果为显性高茎为显性某人用红果高茎和红果矮茎番茄杂交对后代的结果进行统计表现有红果黄果=31．高茎矮茎=11 sketch template
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番茄的红果对黄果为显性圆果对长果的显性且自由组合现用红色长果与黄色圆果番茄杂交从理论上分析其后代的基因型不可能出现的是 A．只有1种 sketch template
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32．番茄中红果是显性如果把红果植株上的花粉授到黄果植株的柱头上所结果实的颜色和果实内某一粒种子所含胚的基因型分别是 A．黄或红 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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豌豆的黄色子叶是显性有色种皮是显性用纯合的黄色子叶有色种皮的豌豆作父本用绿色子叶无色种皮的豌豆作母本进行杂交所得种子连续播种和自 sketch template
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番茄中基因Aa控制植株的有无茸毛果实的红色与黄色是一对相对性状控制两对相对性状的基因独立遗传．育种工作者为研究这两对遗传性状的特点进行了 sketch template
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番茄的红果对黄果为显性圆果对长果的显性且自由组合现用红色长果与黄色圆果番茄杂交从理论上分析其后代的基因型不可能出现的是 A．只有1种 sketch template
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番茄的花色和叶的宽窄分别由一对等位基因控制且两对基因中某一对基因纯合时会使受精卵致死现用红色窄叶植株自交子代的表现型及其比例为红色窄叶∶ sketch template
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已知番茄的红果和白果受一对等位基因控制且红果为显性现有一杂合红果番茄自交 F1 红果番茄中纯合子占A1/2 B1/3 C1/4 D sketch template
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番茄果实的红色对黄色为显性两室对多室为显性植株高对矮为显性三对相对性状分别受三对非同源染色体上的非等位基因控制育种者用纯合红色两室矮茎 sketch template
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番茄的红果是显性让杂合的红果番茄自交得F1淘汰F1中的黄果番茄利用F1中的红果番茄自交和随机交配其后代RRRrrr三种基因型的比例 sketch template
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已知番茄的红果为显性二室为显性控制两对相对性状的基因分别位于两对同源染色体上育种工作者利用不同的方法进行了如下四组实验请据图回答问题 sketch template