ゆうせいいでんし 優性遺伝子 LinksSentence search for 優性遺伝子Sentence search for ゆうせいいでんしKanji details for 優, 性, 遺, 伝 and 子Edit in JMdict Noun1. dominant geneSee also 劣性遺伝子 Discussions Log in to talk about this word.