听力原文:M:May I speak to Mr. white—the manager? W:He is talking to our client now.Would you please call again in about a quarter? Q:what does the woman suggest that the man do? (15)
【简答题】a 、 b 、 c 三个基因都位于同一染色体上,让其杂合体与纯隐性亲本测交,得到下列结果(T=1000):试求这三个基因排列的顺序 基因两两间的距离为 和 (遗传图距小的写在前面)符合系数为 ( 保留小数点后两位 ) + + + 60 + + c 347 + b + 3 + b c 98 a + + 96 a + c 5 a b + 329 a b c 62