Skype permits the transfer of files instantly to all participants. When you are in a conversation, just click the Share menu button at the top of the text entry box. Choose the file you want to send and Skype will send it. The recipients will see an alert that lets them know you are sending a file.
Confidence votes 106. The role that enzymes plays in DNA replication is that the enzyme helicase breaks hydrogen bonds between the complementary bases, and the chains separate.
This is true not only for the synthesis of RNA during transcription, but also for the synthesis of DNA during replication. The enzymes, called polymerases, are used to catalyze the synthesis of nucleic acid strands. RNA strands are synthesized by RNA polymerases. DNA strands are synthesized by DNA polymerases.