1.) Return the speed to NORMAL and SETUP the simulation, then press GO/STOP
2.) Increase the number of free nucleotides to approximately 150 bases.
DNA-strand-length: 30 Speed: Normal
Enzyme labels: checked Substitutions: unchecked
Nucleo labels: unchecked Free-nucleosides: 150 Time-limit: No Limit
3.) Replicate the top strand of DNA.