4. Glossary

nucleus; nucleus

A eukaryotic cell structure containing the genetic information that enables the cell to function and structure itself.

nucleolus; nucleolus

Nuclear ultrastructure where significant rRNA production takes place.

RNA polymerases; human RNA polymerases

Class 2 transferase enzymes for synthesizing single-stranded RNA molecules from a double-stranded DNA molecule (gene).

epigenetics; epigenetics

Science that studies the nature of mechanisms that modify gene expression without changing the coding nucleotide sequences.

histones; histones

Main proteins associated with DNA to form nucleofilaments.

acetylation; acetylation