| 单词 | backcross |
| 释义 | backcross[ bak-kraws, -kros ] / ˈbækˌkrɔs, -ˌkrɒs / verb (used with object)to cross (a hybrid of the first generation) with either of its parents. nounan instance of such crossing. Origin of backcrossFirst recorded in 1900–05; back2 + cross Words nearby backcrossbackcloth, backcomb, back country, backcourt, backcourtman, backcross, backdate, back dive, backdoor, backdoor play, backdown Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for backcrossbackcross / (ˈbækˌkrɒs) / verbto mate (a hybrid of the first generation) with one of its parents nounthe offspring so produced the act or process of backcrossing 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 Scientific definitions for backcrossbackcross [ băk′krôs′, -krŏs′ ] VerbTo cross a hybrid with one of its parents or with an individual genetically identical to one of its parents. Backcrossing is used in research to isolate genetic characteristics found in one of the parents. NounThe act of making such a cross. An individual resulting from such a cross. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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