【简答题】阅读理解。 1. If you want to visit Keswick, which ad is NOT useful for you? A. The ad for Hunters Way. B. The ad for Linnet Hill. C. The ad for Compost on House. D. The ad for Royal Oak Hotel. 2. They are ...
【单选题】下列关于真核生物mRNA合成的正确叙述是
【单选题】反转录是由 mRNA 合成( )的过程,是由( )催化的。反转录酶是依赖于 RNA 的( )酶,有 ( )聚合酶活性。
A.
cDNA ,反转录酶, DNA 聚合, 5'--3' DNA
B.
cDNA ,反转录酶, DNA 聚合, 3'--5' DNA
C.
cDNA ,反转录酶, RNA 聚合, 5'--3' RNA
D.
DNA ,反转录酶, DNA 聚合, 5'--3' DNA
【单选题】山西地形复杂,起伏悬殊,地势最高点与最低点的高差接近( )。
【单选题】山西地形复杂,起伏悬殊,地势最高点与地势最低点的高差相近( )。
【单选题】Bluetooth When you use computers, entertainment systems or telephones, the various pieces and parts of the systems make up a community of electronic devices. These devices communicate with each other ...
【单选题】You are a systems administrator and you are about to assign static IP addresses to various servers on your network. For the network 192.168.20.24/29 the router is assigned to the first usable host add...
A.
IP address: 192.168.20.14 Subnet Mask: 255.255.255.248 Default Gateway: 192.168.20.9
B.
IP address: 192.168.20.254 Subnet Mask: 255.255.255.0 Default Gateway: 192.168.20.1
C.
IP address: 192.168.20.30 Subnet Mask 255.255.255.248 Default Gateway: 192.168.20.25
D.
IP address: 192.168.20.30 Subnet Mask 255.255.255.240 Default Gateway: 192.168.20.17
E.
IP address: 192.168.20.30 Subnet Mask 255.255.255.240 Default Gateway: 192.168.20.25
【单选题】“敌进我退,敌驻我扰,敌疲我打,敌退我追”十六字诀最早由中共万安县委提出,最终经( )同志修改、确定,成为红军的游击战指导原则。这充分说明了毛泽东军事思想是中国共产党集体智慧的结晶。