DNA replication in E. COLI

Below is a diagram of DNA replication as currently believed to occur in E. coli. Answer the questions below relating to the locations specified by the numbers. (8 points)
a. What end (5' or 3') of the molecule is here?


b. What enzyme is probably functioning here to deal with supercoils in the DNA?


c. What enzyme is probably functioning here to unwind the DNA?


d. What nucleic acid is probably depicted here?


e. What are these short DNA fragments usually called?


f. What enzyme probably functions here to couple these two newly synthesized fragments of DNA?


g. Is this strand the leading or lagging strand?


h. What end (5' or 3') of the molecule is here?