operon ['ɒpəˌrɒn]

例句:

• Each operon may include more than one pentose - reducing enzyme encoding sequence.
  每种操纵子可以包括一种以上戊糖还原酶的编码序列.
  
• Objective To clone and express Trp operon gene of E.
  目的克隆并表达大肠杆菌色氨酸操纵子基因,提高其酶活性.
  
• Consequently, if glucose is present in the medium, it is redundant to induce the lac operon.
  因此, 如果培养基中存在葡萄糖, 诱导乳糖操纵元的打开就是多余的.