题目

在完全显性的条件下,基因型AaBbcc与aaBbCC的两个亲本进行杂交。其子代中表现型不同于双亲的个体占全部子代的 A.5/8         B.3/8           C.1            D.1/4 答案:AI think the Beijing Olympic will develop our ________with many countries.A.enjoymentB. successC.interests D.friendship
生物 试题推荐