noun
- A cross between an organism whose genotype for a certain trait is unknown and an organism that is homozygous recessive for that trait so the unknown genotype can be determined from that of the offspring.
- synonyms: test-cross
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). testcross. Retrieved September 20, 2026, from http://smartdefine.org/testcross/definitions/1192364 |
| Chicago | WordNet. 2010. "testcross" http://smartdefine.org/testcross/definitions/1192364 (accessed September 20, 2026). |
| Harvard | WordNet 2010, testcross, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/testcross/definitions/1192364>. |
| MLA | WordNet. "testcross" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/testcross/definitions/1192364> |