nonhomologous
adjective
non·ho·mol·o·gous ˌnän-hō-ˈmä-lə-gəs 
-hə-
: being of unlike genetic constitution —used of chromosomes of one set containing nonallelic genes
… is done by facilitating genetic recombination of the ends of the elements with other, nonhomologous sequences.
John Abelson
John Abelson
Word History
First Known Use
1927, in the meaning defined above
Medical Definition
nonhomologous
adjective
non·ho·mol·o·gous ˈnän-hō-ˈmäl-ə-gəs, -hə-
: being of unlike genetic constitution —used of chromosomes of one set containing nonallelic genes