【简答题】目的基因与载体的连接主要哪4种连接方式?
【单选题】Who drew up the rules for the first private library in the U. S. ?A.The legislature
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Who drew up the rules for the first private library in the U. S. ? A.The legislature
【单选题】The Library of Congress receives copies of every book copyrighted in the U.S.
【单选题】应用Pst内切酶切割后的目的基因与载体DNA连接的方式
【判断题】SQuire Rushnell discovered a book on John Adams and Thomas Jefferson in his own bookshelves that was available in only one public library in the Eastern U.S., the Library of Congress.
【单选题】应用PstI内切酶切割后的目的基因与载体DNA连接的方式 ( )