- ChungHokSocialCentrefortheElderly[Women'sWelfareClub--WesternDistrict]Visitors:mtebeinvaluableintheForestofStoneTabletsto"sage"WangWriting"buryHok-ming.HokYauClub,whichoperatesahelplineforstudents,hasreceivedatleast50callswithmostexpressingdistre...
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- 问题详情:如图所示,hok基因位于大肠杆菌的R1质粒上,能编码产生一种毒蛋白,会导致自身细胞裂解死亡,另外一个基因sok也在这个质粒上,转录产生的sokmRNA能与hokmRNA结合,这两种mRNA结合形成的产物能被酶降解,从而阻止细胞死亡。下列说法合理的是()A.sokmRNA和hokmRNA碱基序列相同B.当...
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