根据现代生物进化理论判断下列说法正确的是 A.出现隔离是物种形成的必要条件 b.种群基因�率的变化意�着新物种的产生 c.种群内个体 Template




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tomski根据现代生物进化理论判断下列说法正确的是 a.出现隔离是物种形成的必要条件 b.种群基因�率的变化意�着新物种的产生 coloring