最早进行肺炎链球转化实验的科学家是 A: Griffith B: Avery C: Hershey D: Fraenkel-Conrat
最早进行肺炎链球转化实验的科学家是 A: Griffith B: Avery C: Hershey D: Fraenkel-Conrat
Major corporations like Hershey have expanded their chocolate lines by purchasing smaller producers known for chocolates, while independentchocolatiers continue to flourish as well.
Major corporations like Hershey have expanded their chocolate lines by purchasing smaller producers known for chocolates, while independentchocolatiers continue to flourish as well.
下列科学家获得过诺贝尔奖的有( ) A: Salvador Edward Luria B: Max Delbruk C: Louis Pasteur D: Alfred Hershey
下列科学家获得过诺贝尔奖的有( ) A: Salvador Edward Luria B: Max Delbruk C: Louis Pasteur D: Alfred Hershey
The exact nature of the transforming principle (DNA) was verified in the experiments done by Avery, McLeod, and McCarty in ______ and by Hershey and Chase in 1952. A: 1936 B: 1940 C: 1944 D: 1950
The exact nature of the transforming principle (DNA) was verified in the experiments done by Avery, McLeod, and McCarty in ______ and by Hershey and Chase in 1952. A: 1936 B: 1940 C: 1944 D: 1950
证明DNA是遗传物质的科学家是: A: Watson和Crick B: Hershey和Chase C: Gierer和Schramm D: Beadle和Tatum
证明DNA是遗传物质的科学家是: A: Watson和Crick B: Hershey和Chase C: Gierer和Schramm D: Beadle和Tatum
提出DNA双螺旋结构的科学家是() A: Watson和Cicrk B: Pauling和Corey C: Miescher和Avery D: Hershey和Chase
提出DNA双螺旋结构的科学家是() A: Watson和Cicrk B: Pauling和Corey C: Miescher和Avery D: Hershey和Chase
证明DNA是遗传物质的科学家是:() A: Watson和Crick B: Hershey和Chase C: Gierer和Schramm D: Mirsky和Ris E: Beadle和Tatum
证明DNA是遗传物质的科学家是:() A: Watson和Crick B: Hershey和Chase C: Gierer和Schramm D: Mirsky和Ris E: Beadle和Tatum
哪两位科学家各自提出染色体遗传理论?() A: Watson和Crick B: Bateson和Morgan C: Mendel和Morgan D: Sutton和Boveri E: Hershey和Chase
哪两位科学家各自提出染色体遗传理论?() A: Watson和Crick B: Bateson和Morgan C: Mendel和Morgan D: Sutton和Boveri E: Hershey和Chase
下面哪个实验能够证明遗传物质是DNA A: Griffith和Avery的肺炎球菌转化试验 B: 抗虫棉的产生 C: Hershey和Chase的T2噬菌体侵染大肠杆菌实验 D: 以上试验都能证明
下面哪个实验能够证明遗传物质是DNA A: Griffith和Avery的肺炎球菌转化试验 B: 抗虫棉的产生 C: Hershey和Chase的T2噬菌体侵染大肠杆菌实验 D: 以上试验都能证明
证实DNA是遗传物质的经典实验是( )。 A: 孟德尔的豌豆杂交实验 B: Avery的肺炎球菌在老鼠体内的毒性试验 C: Hershey、Chase的T2噬菌体感染大肠杆菌实验 D: M.Meselson和F.W.Stahl的15N实验 E: Morgen的果蝇连锁遗传实验
证实DNA是遗传物质的经典实验是( )。 A: 孟德尔的豌豆杂交实验 B: Avery的肺炎球菌在老鼠体内的毒性试验 C: Hershey、Chase的T2噬菌体感染大肠杆菌实验 D: M.Meselson和F.W.Stahl的15N实验 E: Morgen的果蝇连锁遗传实验