Which of the following is not involved in the process of transcription? Choose the best answer.

Question

Which of the following is not involved in the process of transcription?  Choose the best answer.

BlackTom AI · Accepted Answer

To tackle the question, we first identify what the process of transcription entails and which players participate in it.
Option 1: Ribosomes. These molecular machines translate mRNA into protein and are active in translation, not transcription. They do not participate in copying DNA into RNA, so this option correctly points to something not involved in transcription.
Option 2: RNA polymerase. This enzyme is essential for transcription; it binds to DNA, unwinds the helix, and synthesizes the RNA strand. Without RNA polymerase, transcription cannot proceed, so this option is clearly involved in transcription.
Option 3: DNA. The template for transcription is DNA. The RNA polymerase reads the DNA sequence to generate a complementary RNA transcript. Therefore, DNA is definitely involved in transcription and cannot be the correct choice.
Option 4: Messenger RNA (mRNA). mRNA is the product of transcription, the RNA copy of the gene that will be used in translation. While mRNA is not a catalyst or enzyme in transcription, it is the outcome of the process. Depending on how one interprets “involved,” mRNA is not a participant in driving transcription, but it is produced by transcription, so it is closely tied to the process. In many standard curricula, the explicit non-involvement is attributed to ribosomes rather than mRNA, since mRNA is the direct product of transcription and participates in downstream steps rather than the transcriptional mechanism itself.
Overall assessment: Among the options, ribosomes are the only component that does not participate in transcription; they function later in gene expression during translation, making them not involved in the transcription process.

Which of the following is not involved in the process of transcription? Choose the best answer.

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Which of the following is not involved in the process of transcription? Choose the best answer.

查看解析

登录即可查看完整答案

类似问题

What is the process of transcription?

Eukaryotic transcription is different than bacterial transcription because eukaryotic transcription ________.

The enzyme responsible for the synthesis of mRNA is

A template strand of DNA reads 3' C T G A 5'. The RNA transcript of this strand would read

What is the process of transcription?

What is the mRNA complement to the DNA template 5’-CGCATGTAGCGA-3’?

Which of the following is not required for transcription?

Question at position 3 In eukaryotes, RNA polymerase binds to a _____________ called the ____________ region.sequence of DNA;transcriptsequence of DNA; promoterprotein; promoterNone of the above, eukaryotes do not use RNA polymeraseprotein: transcriptClear my selection

更多留学生实用工具

希望你的学习变得更简单

Question at position 3 In eukaryotes, RNA polymerase binds to a _ called the region.sequence of DNA;transcriptsequence of DNA; promoterprotein; promoterNone of the above, eukaryotes do not use RNA polymeraseprotein: transcriptClear my selection