Operon,Lac
《英文msh詞典》Operon,Lac
[入口詞] Operon,Lac
[主題詞] Lac Operon
[英文釋義] The genetic unit consisting of three structural genes,an operator and a regulatory gene. The regulatory gene controls the synthesis of the three structural genes: BETA-GALACTOSIDASE and beta-galactoside permease (involved with the metabolism of lactose),and beta-thiogalactoside acetyltransferase.
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- pumping n. [機(jī)] 抽吸；脈動(dòng)；抽氣效應(yīng) v. 抽水（pump的ing形式）
- Ldr abbr. 光敏電阻（light dependent resistor）
- magnetization n. 磁化
- torching n. 燒去舊漆；屋板嵌灰泥 v. 放火；點(diǎn)燃（torch的ing形式）
- beard n. 胡須；頜毛 vt. 公然反對；抓…的胡須 vi. 充當(dāng)掩護(hù)；充當(dāng)男隨員 n. (Beard)人名；(英)比爾德
- Strathallan [人名] 斯特拉撒倫
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- leeward n. 下風(fēng)；背風(fēng)面 adj. 順風(fēng)的；在下風(fēng)方向的 adv. 向下風(fēng)
- celebrity n. 名人；名聲
- categorically adv. 絕對地；直截了當(dāng)?shù)?
- detonator n. 雷管；炸藥；導(dǎo)火索
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- leibniz n. 萊布尼茲（人名）
- transmission n. 傳動(dòng)裝置，[機(jī)] 變速器；傳遞；傳送；播送
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考試詞匯表
- transmission-gear cover
- transmission-line cable
- transmission-line model
- transmission-line power
- transmission-type meter
- transmissionlevel ratio
- transmit receive switch
- transmit-receive aerial
- transmit-receive switch
- transmite data register
- transmitiing initialize
- transmittance amplitude
- transmittance intensity
- transmitted information
- transmitted power level
- transmitted power meter
- transmitted-power meter
- transmitter clock pulse
- transmitter control set
- transmitter distributor
