Question

What molecules are involved in transcription?

Answer 1

Enzymes Transcription: Transcription factors (eukaryotes), RNA polymerase 
Enzymes Translation: initiation factors, elongation factors, termination factors 
Molecules transcription: mRNA , DNA 
Molecules translation: ribosomes, tRNA, mRNA, GTP (energy source)

Answer 2

RNA poylmerase is the enzyme involved in transcription. It plays a pivotal role in the synthesis of RNA from a DNA template, making it essential to the gene expression that occurs in all known life.