单词 | breeding true |
释义 | breeding truebreeding truean organism that is not genetically variable for a particular character. Thus, crossing two parents (or self-pollinating one parent) of this type would produce offspring that were all identical with the parents. Such types are also known as ‘pure-breeding’ and were, for example, used by MENDEL in his experiments with the garden pea. In more precise terms, parents breed true when they are homozygous (see HOMOZYGOTE for a pair of ALLELES of a particular gene. |
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