下列关于生物变异在理论和实践上的意义错误的是 A.不定�的变异为定�的自然选择提供了原材料 b.基因重组有利于物种在多变的环境中生存 c Template




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tomski下列关于生物变异在理论和实践上的意义错误的是 a.不定�的变异为定�的自然选择提供了原材料 b.基因重组有利于物种在多变的环境中生存 coloring