河南科技学院2005~2006学年第二学期期终考试《高等数学》试卷A第PAGE２页河南科技学院2008~2009学年第二学期期终考试《生物工程专业英语》试卷A第PAGE５页试卷编号：院（系）___________________专业_________________班级_____________姓名___________________准考证号________________________……………………………………密……………………………………封………………………………………………线………………………………………河南科技学院2008-2009学年第二学期期终考试生物工程专业英语考查方案（A）适用班级：生工061-5班注意事项：1.在试卷的标封处填写院（系）、专业、班级、姓名和准考证号。2.考试时间共100分。题号一二三合计合分人签字分数303040100得分评卷人得分一、英汉词汇（每个1分，共30分）1、amylase2、fermentativemedium3、substrate4、纤维素酶5、菌种设计与筛选6、seperationandpurification7、连续培养8、补料分批培养9、oxygentransfercoefficient10、ethanol11、酵母膏12、固定化细胞13、多聚糖14、optimaloperationconditions15、transcriptionandtranslation16、次级代谢17、黑曲霉18、链霉菌19、青霉素20、continuousstirringtankreactor21、蛋白胨22、根霉23、放线菌24、葡萄糖25、downstreamprocessingtechnology26、好氧的27、酿酒酵母28、肽键29、exponentialphase30、chemostat评卷人得分二、英译汉（每个5分，共30分）1、Thedyeconcentrationsweremeasuredatawavelengthcorrespondingtothemaximumabsorbance,λmaxbymeansofaUVspectrophotometer（分光光度计）.Thepercentageofcolorremovalwascalculatedbycomparingtheabsorbancevalueofthesupernatanttothestandardcurveobtainedbyaknowndyeconcentration.ThepHofthesolutionwasmeasuredwithaDigitalpHmeter.2、Crystallizationismainlyusedforthepurificationoflowmolecularweightcompunds,suchasantibiotics.Andchromatographymethodsarealsousedforlowmolecularweightcompundswhereresolutionofmixturesisneedfulandformacromoleculars,particularlyenzymes,whereaccompannyingproductsareofrathersimilarnature.3、Solidsubstratefermentationsareconcernedwiththegrowthofmicroorganismsonsolidmaterialsintheabsenceornearabsenceoffreewater.Theupperlevelofsolidsubstratefermentationisafunctionofabsorbancyandthusmoisturecontentwhichwill,inturn,bedependentontypeofsubstrate.4、Manybioreactorsystemswillberequiredtooperateunderasepticconditions.Inmostsystemsofindustrialimportancepureculturesoftheproducerorganismwillbeusedandthepresenceofforeignunwantedcontaminatingorganismscaninfluencetheprocessinseveralways.5、Inacompletelymixedcontinuousculturesystemsterilemediu