【单选题】Arrange the following proteins in the proper order in which theyparticipate in DNA replication. ( ) 1= Primase; 2 = Helicase; 3 = Single-strand binding proteins; 4 = DNA polymerase
【简答题】You should fill in each blank with the proper form of the word given in brackets. If you don’t have a web page, an (arrange) _____ can be made to create one for you.
【简答题】Exercise 2: Arrange the sentences below in proper order to make a coherence paragraph. Pay attention to underlined transitional words. ( ) First of all , close teacher-student relationships have bee...