短語(yǔ)詞組短語(yǔ)isolation of auxotrophic mutant 營(yíng)養(yǎng)突變躰分離tryptophan auxotrophic mutant 色氨酸營(yíng)養(yǎng)缺陷型complementation analysis of auxotrophic mutant 營(yíng)養(yǎng)突變躰的互補(bǔ)分析 返回 auxotrophic mutant