Noun

(en noun)

(genetics) A unit of heredity; a segment of DNA or RNA that is transmitted from one generation to the next, and that carries genetic information such as the sequence of amino acids for a protein.

* {{quote-magazine, date=2013-06-21, author= Karen McVeigh

, volume=189, issue=2, page=10, magazine=(The Guardian Weekly) , title= US rules human genes can't be patented , passage=The US supreme court has ruled unanimously that natural human genes cannot be patented, a decision that scientists and civil rights campaigners said removed a major barrier to patient care and medical innovation.}}

Noun

(en noun)

Something homologous; a homologous organ or part, chemical compound or a chromosome.

:* {{quote-book

, year=2008 , year_published= , edition= , editor=Ratko Magjarevic , author=Chan-seok Jeong, Minho Lee, Dongsup Kim , title=World Congress of Medical Physics and Biomedical Engineering 2006, Volume 1 , chapter= citation , genre=Biomedical Engineering , publisher= , isbn=9783540368397 , page=171 , passage=Detecting remote homolog by protein similarity network. }}

(linguistics) A word shared by two languages or dialects.

(genetics) One of a group of similar DNA sequences that share a common ancestry.

(organic chemistry) A member of a homologous series