Multiple ChoiceWhich enzyme is responsible for adding new nucleotides to the end of a growing DNA strand during replication?54views
Multiple ChoiceWhat type of covalent bond connects the nucleotides in the backbone of the DNA strand?42views
Multiple ChoiceWhy is the number of guanines in an organism's DNA typically equal to the number of cytosines?61views
Multiple ChoiceWhat does a bacterial RNA polymerase produce when it transcribes a protein-coding gene?56views
Multiple ChoiceWhich of the following does DNA polymerase require to catalyze the synthesis of DNA?64views