else x2 x2 on the following page is a diagram of DNA replica

else x2 x2 on the following page is a diagram of DNA replication as currently believed to occur in E. coli. Arrows start from numbers and end at specific points. Answer the questions relating to the locations specified by the numbers. o (1) Which end (s\' or 3) of the molecule is here? o (2) which enzyme is probably functioning here to deal with supercolls in the DNA?

Solution

ANSWERS-

1) 5\' END

2) TOPOISOMERASE

3) HELICASE

4)DNA

5)OKAZAKI FRAGMENT

6)DNA LIGASE

7)LAGGING STRAND

8) 5\' END