DNA polymerases need a primer oligonucleotide (RNA or DNA) - their substrates are an existing 3'-OH group and a dNTP. The primase however is a typical RNA polymerase, capable of initiating polynucleotide synthesis de novo by positioning a complementary ribonucleoside 5'-triphosphate opposite its complementary DNA base.
Alison Schapker. Alison Schapker is an American television writer and producer. She is well known for her work on the ABC espionage series Alias and for the FOX science-fiction series Fringe.
Politics are politics, says Alison Arngrim. We had quite a fight on our hands.. For most of her life, âLittle House on the Prairieâ star Alison Arngrim hid a painful secret: Sheâd been sexually abused by a family member during her childhood, before landing the role of TV villain Nellie Oleson on the â70s series.