Multiple ChoiceDuring DNA replication, the enzyme ___________, catalyzes the elongation of new DNA by adding, to the 3' end of the previous nucleotide, new nucleotides that are complementary to a DNA template.2875views10rank
Multiple ChoiceWhich of the following enzymes breaks the hydrogen bonds between the DNA strands?2424views8rank
Multiple ChoiceWhich of the following enzymes is responsible for removing RNA primers and replacing them with DNA?2403views9rank
Multiple ChoiceThe removal of the RNA primer and addition of DNA nucleotides to the 3' end of Okazaki fragments in its place is carried out by __________. 765views
Multiple ChoiceOnce the DNA at the replication fork is unwound by helicases, what prevents the two strands from coming back together to re-form a double helix? 1378views
Multiple ChoiceThe unwinding of DNA at the replication fork causes twisting and strain in the DNA ahead of the fork, which is relieved by an enzyme called __________. 727views1rank