• 2022-06-09
    RNA polymerase is an enzyme that is responsible for copying a DNA sequence into an RNA sequence, during the process of transcription.()
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      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

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      Which of the following statements about the σ subunit of RNA polymerase is wrong? () A: It enables the enzyme to transcribe asymmetrically. B: It confers on the core enzyme the ability to initiate transcription at promoters. C: It decreases the affinity of RNA polymerase for regions of DNA that lack promoter sequences. D: It facilitates the termination of transcription by recognizing hairpins in the transcript.

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      The process of converting ribonucleotide sequence into complementary deoxyribonucleotide sequence is transcription (1 point)

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      If the DNA strand shown below is used as a template for RNA polymerase, what would be the sequence of the resultant mRNA following transcription? 5'-CATTCCATAGCATGT-3' A: 5'-UGUACGAUACCUUAC-3' B: 5'-CAUUCCAUAGCAUGU-3' C: 5'-GUAAGGUAUCGUACA-3' D: 5'-ACAUGCUAUGGAAUG-3'

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      The enzyme used in the polymerase chain reaction is ( ) A: restriction endonuclease B: reverse transcriptase C: DNA polymerase D: RNA polymerase