The message would change because each base has a specific pair that it bonds with. So the original strand's matching sequence would be (ACT GCT) if they were to change the last letter of the first set of 3 numbers, it would be (ACA GCT), and you can see there is a difference in the first sequence of bases. Hope this helps (:
1983-1984 was when it was discovered
The cell division process of prokaryotes, called binary fission
Hope this helps! have an amazing day :)
B. Cells reproduce independently and viruses require a host to reproduce