A: RNA polymerase requires primers
B: DNA polymerase can synthesize DNA using RNA as a template
C: The extension direction of the new chain catalyzed by both enzymes is 5'-3'.
D: RNA polymerase uses NDP as raw material.
举一反三
- The correct statement about RNA polymerase and DNA polymerase is (1 point) A: Synthesis of polynucleotide chain using nucleoside diphosphate B: RNA polymerase requires primers and bases are added at the 5′-end of the extended polynucleotide chain C: DNA polymerase can only synthesize DNA using RNA as a template D: DNA polymerase can add nucleotides on both ends of a chain at the same time E: , DNA polymerase and RNA polymerase can catalyze the formation of 3',5'-phosphodiester bond
- Which of the following descriptions about DNA and RNA polymerase are correct: A: RNA polymerase synthesize RNA chain using nucleoside diphosphate instead of nucleoside triphosphates. B: RNA polymerase can initiate transcription without a primer, and nucleotides are added to 5’ end of the growing RNA chain. C: RNA polymerase can add nucleotides in both 3’ or 5’ end of RNA chain. D: Both RNA polymerase and DNA polymerase can only add nucleotides to 3’ end of the polynucleotides.
- Using the DNA template in a process called _______ RNA is synthesized utilizing which enzyme? A: translation, RNA polymerase B: transcription, DNA polymerase C: transcription, RNA polymerase D: replication, DNA polymerase
- Both DNA polymerase and RNA polymerase are needed in DNA replication process.()
- The polymerase which is used in DNA replication is ( ) A: DNA-dependent RNA polymerase B: DNA-dependent DNA polymerase C: RNA-dependent RNA polymerase D: RNA-dependent DNA polymerase E: none of above
内容
- 0
Both DNA polymerase and RNA polymerase are needed in DNA replication process. A: 正确 B: 错误
- 1
Which is correct about DNA polymerase and RNA polymerase: A: RNA polymerases use nucleoside diphosphate instead of nucleoside triphosphate for synthesis of polynucleotide chains B: RNA polymerases need primer and add nucleotides in the 5 'end of the polynucleotide chain C: DNA polymerase can add nucleotides in both ends of the polynucleotide chain D: All of the RNA polymerases and DNA polymerases can only add nucleotides in the 3’ end of the polynucleotide chain
- 2
The enzyme used in the polymerase chain reaction is ( ) A: restriction endonuclease B: reverse transcriptase C: DNA polymerase D: RNA polymerase
- 3
In<br/>E.coli, the RNA primer at the beginning of each Okazaki fragment is is removed by 。 A: DNA polymerase B: DNA polymerase I C: DNA polymerase II D: DNA polymerase
- 4
Which of the following RNA polymerase is responsible for the transcription of protein-coding genes in eukaryotes? A: RNA polymerase I B: RNA polymerase II C: RNA polymerase III D: RNA polymerase IV