Khan Academy Static

When you make a copy of something, how perfect does the copy need to be? If that something is your DNA, the answer is, pretty perfect! Errors during DNA copying can lead to cancer and other health conditions. Learn how cells use a group of different enzymes to accurately copy their DNA, and how they detect and repair copying errors and DNA damage.

9683_Molecular_structure_of_DNA.html

9680_DNA_replication_and_RNA_transcription_and_translation.html

9681_Leading_and_lagging_strands_in_DNA_replication.html

9682_Speed_and_precision_of_DNA_replication.html