题目
题目

APBIO142-030 with labs 17.01 to 17.02 - Video Quiz

单项选择题

DNA is ______ into RNA, which is ______ into protein.

选项
A.translated; transferred
B.translated; transcribed
C.transcribed; translated
D.transferred; transcribed
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标准答案
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思路分析
This item tests knowledge of the central dogma: how genetic information flows from DNA to RNA to protein. Option 1: 'translated; transferred' suggests DNA becomes protein directly through translation, which is incorrect because translation occurs after transcriptio......Login to view full explanation

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Question at position 2 The normal flow of genetic information for gene expression is best represented in which of the answers below?RNA ⟶\longrightarrow⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math>⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math>DNA ⟶\longrightarrow⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math>⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math> ProteinProtein ⟶\longrightarrow⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math>⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math>RNA ⟶\longrightarrow⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math>⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math> DNADNA ⟶\longrightarrow⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math>⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math>RNA ⟶\longrightarrow⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math>⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math> ProteinProtein ⟶\longrightarrow⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math>⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math>DNA ⟶\longrightarrow⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math>⟶<math xmlns="http://www.w3.org/1998/Math/MathML"> <mo stretchy="false">⟶</mo> </math> RNAGene expression involves DNA (genes) only

Which of the following correctly represents the flow of genetic information according to the central dogma of molecular biology? (without the exceptions)  

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