假设ab为玉米的优良基因现有aabbaabb两个品种控制两对相对性状的基因位于两对同源染色体上.为得到能稳定遗传的优良玉米种某实验 Template




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tomski假设ab为玉米的优良基因现有aabbaabb两个品种控制两对相对性状的基因位于两对同源染色体上.为得到能稳定遗传的优良玉米种某实验 coloring