用于基因定位的分子标记主要有( )。 A.RFLP B.RAPD C.AFLP D 发布时间:2017-07-18 11:27 │ 来源:www.tikuol.com 题型:多项选择题 问题: 用于基因定位的分子标记主要有( )。A.RFLPB.RAPDC.AFLPD.SSLPE.SSCP
题型:多项选择题 It is estimated that there are more than 40 universities in Britain--nearly ____ in 1960.A.as twice many asB.as many twice asC.twice many asD.twice as many as 查看答案