An antibody, also known as an immunoglobulin, is a large Y-shaped protein produced by the immune system to neutralize pathogens such as bacteria and viruses.

A biopsy is a medical procedure in which a small sample of tissue or cells is taken from a person's body for examination under a microscope.

ChIP-sequencing, also known as ChIP-seq, is a method used to analyze protein interactions with DNA.

Chromatin is the material that makes up the chromosomes in eukaryotic cells.

DNA, also known as deoxyribonucleic acid, is a molecule that carries the genetic instructions used in the growth, development, functioning, and reproduction of all known living organisms and many viruses.

An epitope, also known as antigenic determinant, is the part of an antigen that is recognized by the immune system, specifically by antibodies, B cells, or T cells.

The Wikipedia page for "Genome" provides a comprehensive overview of what a genome is, its structure, function, and significance.