Meaning of GENE AMPLIFICATION

Biology Dictionary
	Definition:		The creation of extra, functional copies of genes in a cell or organism. The duplication of an entire genome within a cell or organism. A procedure applied to a bacterium that increases the proportion of plasmid DNA to bacterial DNA (some antibiotics have this effect).
Glossary
	Definition:		The presence of multiple genes. Amplification is one mechanism through which proto-oncogenes are activated in malignant cells. Repeated copying of a piece of DNA; a characteristic of tumor cells.