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Transcription

Synonym(s)

  • gene transcription

Definition(s)

The synthesis of an RNA copy from a sequence of DNA (a gene); the first step in gene expression.

Definition from: Human Genome Project InformationThis link leads to a site outside Genetics Home Reference. at the U.S. Department of Energy

Transcription is the process of making an RNA copy of a gene sequence. This copy, called a messenger RNA (mRNA) molecule, leaves the cell nucleus and enters the cytoplasm, where it directs the synthesis of the protein, which it encodes.

Definition from: Talking Glossary of Genetic TermsThis link leads to a site outside Genetics Home Reference. from the National Human Genome Research Institute

Related discussion in the Handbook

See also Understanding Medical Terminology.

 
Published: December 16, 2014