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.
Amy Schumer and Goldie Hawn star in the comedy Snatched. Watch the movie trailer below! A spontaneous woman (Schumer) and her ultra-cautious mom (Hawn) get held hostage while on vacation in Ecuador. Release Date: May 12, 2017. Studio: 20th Century Fox. Genre: Comedy, Adventure. Director: Jonathan Levine.