A Gene Library is a collection of genetic material that includes different DNA fragments representing the entire genome of an organism. There are various synonyms for this term, which include DNA library, genetic library or genome library. These terms are used interchangeably and refer to a collection of DNA sequences that can be used for various purposes. Researchers can use gene libraries to study specific genes, analyze genetic mutations, and develop new treatments for genetic diseases. The use of gene libraries has revolutionized the field of genetics and has made it possible to explore the vast complexity of the human genome.