…The F2 hybrid, the second generation of hybrids produced by self-pollination of the F1 , produces red and white flowers, with the dominant red flowers and the recessive white flowers in a ratio of 3:1. In such cases, the red flowers are said to be completely dominant over the white flowers, but for some traits this is not the case, and the F1 often shows traits intermediate between the parents. This is called incomplete dominance. … *Some of the terminology explanations that mention "complete dominance" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…F1の自家受粉によってできた雑種第2代F2では,赤花と白花のものを生じるが,優性の赤花対劣性の白花は3:1の比率で生じる。このような場合は赤花は白花に対して完全優性といわれるが,形質によってはこのようにはならず,F1がしばしば両親の中間の形質を現すことがある。これを不完全優性という。… ※「完全優性」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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