[IB Biology at GHS: Nucleic Acid Reviews]

8. In what direction does RNA Polymerase lay down new m-RNA code during transcription?

A) 3' ------> 5'

B) 5' ------> 3'

C) X' ------> Y'

D) Both 3' ------> 5' and 5' ------> 3'.

------- [Answer] -------

Slichter