deoxyribonucleic acid-directed ribonucleic acid polymerase

deoxyribonucleic acid-directed ribonucleic acid polymerase

[dē¦äk·sē‚rī·bō·nü¦klē·ik ¦as·əd də′rek·təd ¦rī·bō·nü¦kle·ik ¦as·əd pə′lim·ə‚rās] (biochemistry) An enzyme which transcribes a ribonucleic acid (RNA) molecule complementary to deoxyribonucleic acid (DNA); required for initiation of DNA replication as well as transcription of RNA.