DNA:Deoxyribonucleic acid, a molecule that carries the genetic instructions used in growth, development, functioning, and reproduction of all known living organisms.
RNA Polymerase:An enzyme that synthesizes RNA from a DNA template during transcription, functioning like the scribe's pen in copying the text.
Messenger RNA (mRNA): A type of RNA that conveys genetic information from DNA to the ribosome, where they specify the amino acid sequence of the protein products of gene expression