The lac operon is an inducible operon, whereas the trp operon is a repressible operon.
乳糖操纵元是可诱导的操纵元;色氨酸操纵元是可阻遏的操纵元.
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The best studied inducible and repressible enzyme in phytopathogenic prokaryotes is endo - pectate lyase in E. carotovora.
植物病原原核生物中研究得最清楚的是胡萝卜软腐菌的果胶酸内裂解酶.
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