Which of the Following Technologies Aided in the Visualization of the Replication

Question

Which of the following technologies aided in the visualization of the replication forks in E.coli?
A) Autoradiography
B) Gel electrophoresis
C) SDS-PAGE
D) Southern blotting
E) HPLC

Accepted Answer

Autoradiography involves the use of radioactive isotopes, which can be incorporated into DNA during replication. By imaging the emitted radiation, the location of the replication fork can be visualized.