1.已知双链DNA分之中鸟嘌呤占全部碱基的27%,其中一条链中腺嘌呤占该链全部碱基的28%,则另一条链上腺嘌呤占整个DNA分子碱基的比例是:( )A.9% B.18% C .27% D.28&2.某个DNA 片段由500对碱基组成A+T占
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![1.已知双链DNA分之中鸟嘌呤占全部碱基的27%,其中一条链中腺嘌呤占该链全部碱基的28%,则另一条链上腺嘌呤占整个DNA分子碱基的比例是:( )A.9% B.18% C .27% D.28&2.某个DNA 片段由500对碱基组成A+T占](/uploads/image/z/5338727-71-7.jpg?t=1.%E5%B7%B2%E7%9F%A5%E5%8F%8C%E9%93%BEDNA%E5%88%86%E4%B9%8B%E4%B8%AD%E9%B8%9F%E5%98%8C%E5%91%A4%E5%8D%A0%E5%85%A8%E9%83%A8%E7%A2%B1%E5%9F%BA%E7%9A%8427%25%2C%E5%85%B6%E4%B8%AD%E4%B8%80%E6%9D%A1%E9%93%BE%E4%B8%AD%E8%85%BA%E5%98%8C%E5%91%A4%E5%8D%A0%E8%AF%A5%E9%93%BE%E5%85%A8%E9%83%A8%E7%A2%B1%E5%9F%BA%E7%9A%8428%25%2C%E5%88%99%E5%8F%A6%E4%B8%80%E6%9D%A1%E9%93%BE%E4%B8%8A%E8%85%BA%E5%98%8C%E5%91%A4%E5%8D%A0%E6%95%B4%E4%B8%AADNA%E5%88%86%E5%AD%90%E7%A2%B1%E5%9F%BA%E7%9A%84%E6%AF%94%E4%BE%8B%E6%98%AF%EF%BC%9A%28+%29A.9%25+B.18%25+C+.27%25+D.28%262.%E6%9F%90%E4%B8%AADNA+%E7%89%87%E6%AE%B5%E7%94%B1500%E5%AF%B9%E7%A2%B1%E5%9F%BA%E7%BB%84%E6%88%90A%2BT%E5%8D%A0)
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