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cis-trans test

British  
/ ˈsɪsˈtrɑːnz /

noun

  1. genetics a test to define the unit of genetic function, based on whether two mutations of the same character occur in a single chromosome (the cis position) or in different cistrons in each chromosome of a homologous pair (the trans position)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of cis-trans test

C20: see cis- , trans-

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.