皮皮学，免费搜题
登录
搜题
【多选题】
体内转运一碳单位的主要载体是( )A.
叶酸
B.
维生素B 12
C.
四氢叶酸
D.
生物素
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】违背平台基础承诺,每次______,违背商家自行承诺,每次______。
【单选题】Jo is a courier delivering parcels throughout the metropolitan area. Although she considers herself law abiding, she often breaks the speed limit while making her deliveries. Which of the following st...
A.
"It's not a problem that I speed a little bit; it's not much over the limit, and everyone else speeds some."
B.
"The speed limits are just too low around here; anyone driving at a reasonable speed will break them."
C.
"This speeding is irresponsible. From now on I am observing the speed limits."
D.
"I've got to drive fast sometimes, otherwise I will not make all my deliveries and I'll lose clients."
E.
"It's wrong to break even minor laws, but I'll probably keep speeding anyway."
【单选题】Cuttlefish are intriguing little animals. The cut tlefish resembles a rather large squid and is, like the octopus, a member of the order of cephalopods. Although they are not considered the most highl...
A.
Cuttlefish are a type of squid.
B.
Cuttlefish use jet propulsion as one form of locomotion.
C.
The cuttlefish does not have an exoskeleton.
D.
Cuttlefish are the most intelligent cephalopods.
【单选题】A little more than a century ago, Michael Faraday, a noted British physicist, managed to gain audience with a group of high government officials, to demonstrate an electrochemical principle, in the ho...
A.
politicians tax everything
B.
people are skeptical about the value of pure research
C.
taxes are uppermost in scientists' minds
D.
government should support scientists
【单选题】用惠斯通电桥测电阻时,如果下列一个情况出现,而其余正常,试选择仍能正常测量的是:( )
A.
有一个桥臂电阻为零（短路）
B.
有一个桥臂电阻为无穷大（开路）
C.
电源与检流计位置互换
D.
检流计支路不通（断线）
【单选题】Cuttlefish are intriguing little animals. The cut tlefish resembles a rather large squid and is, like the octopus, a member of the order of cephalopods. Although they are not considered the most highl...
A.
to prove the intelligence of cuttlefish
B.
to explain the communication habits of cuttlefish
C.
to produce a fanciful description of the “chameleon of the sea”
D.
to describe the “chameleon of the sea” informatively and entertainingly
【单选题】A little more than a century ago, Michael Faraday, the noted British physicist, managed to gain audience with a group of high government officials, to demonstrate an electro-chemical principle, in the...
A.
politicians tax everything
B.
people are skeptical about the values of pure research
C.
government should support scientists
D.
he was rejected by his government
【简答题】( ),是摄影测量的基本单元,由其构成的( ),是立体摄影测量的基础。
相关题目：