如图表示一对同源染色体及其上的等位基因下列说法错误的是 A.1的染色单体与2的染色单体之间�生了交叉互换b.b与b的分离�生在减数第一次 Template




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tomski如图表示一对同源染色体及其上的等位基因下列说法错误的是 a.1的染色单体与2的染色单体之间�生了交叉互换b.b与b的分离�生在减数第一次 coloring