A.HBsAg
B.pre-S1
C.pre-S2
D.HBeAg
E.HBcAg
[单选题]H.BV基因组负链上含有A.S基因B.X基因C.P基因D.C基因E.pre-S1基因
[单选题]血液中不易查到的HBV抗原是A.HBsAgB.HBeAgC.HBcAgD.前S1抗原E.前S2抗原
[试题]NOIP2001 数的划分procedure work(dep,pre,s:longint); {入口为work(1,1,n)}{dep为当前试放的第dep个数,pre为前一次试放的数,s为当前剩余可分的总数}var j:longint;
[单选题]组成坐骨神经的神经根A.L1~2B.L4~5C.L1~S2D.L4~S3E.S1~5
[单选题]下述哪种vacA基因表型的Hp菌株毒力最强A.S1/M1B.M1/S1C.S2/M2D.M2/S2E.S2/M1
[单选题]RGB, Inc.'s income statement shows sales of $1,000, cost of goods sold of $
[单选题]The( )in the injector will lift at a pre-set pressure which ensures that the fuelwill atomize once it enters the cylinder.A.needle valveB.nozzlesC.pistonD.spring
[单选题]Pre-B细胞表达A.PTα:β二肽链B.TCRαβ异二聚体C.λ5/VpreB替代轻链D.mIgD和mIgME.mIgM
[主观题]What is pre-emption? (Intel)