Khan Academy Static

Transcription is the first step in gene expression. It involves copying, or transcribing, the DNA sequence of a gene into the similar "alphabet" of RNA nucleotides. Learn more about this crucial cellular process.

9691_Molecular_structure_of_RNA.html

9689_DNA_replication_and_RNA_transcription_and_translation.html

9690_Transcription_and_mRNA_processing.html