Transcriptions of Genes MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Transcriptions of Genes, a fundamental topic in the field of Molecular Biology. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Transcriptions of Genes MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Transcriptions of Genes mcq questions that explore various aspects of Transcriptions of Genes problems. Each MCQ is crafted to challenge your understanding of Transcriptions of Genes principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Molecular Biology tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Transcriptions of Genes MCQs are your pathway to success in mastering this essential Molecular Biology topic.

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Transcriptions of Genes MCQs | Page 3 of 6

Q21.
The –35 sequence is highly conserved and has a consensus sequence of ___________
Discuss
Answer: (d).TTGACA
Q22.
The +1 site of conserved promoter sequence is generally a pyrimidine.
Discuss
Answer: (b).False
Q23.
–10, – 35 and +1 sites are the consensus promoter sites of sigma factor ______________
Discuss
Answer: (a).σ⁷⁰
Q24.
The RNA polymerase core enzyme has a high specificity for promoter sites and can perfectly work alone.
Discuss
Answer: (b).False
Q25.
The complex formed by the polymerase and the promoter DNA is known as the _____________
Discuss
Answer: (d).Closed complex
Q26.
Negative supercoiling enhances the rate of transcription.
Discuss
Answer: (a).True
Q27.
The –10 promoter region is rich in ______________ bases.
Discuss
Answer: (c).A, T
Q28.
Without using primers for RNA synthesis the polymerase produces small stretches of RNA of _____________ nucleotides.
Discuss
Answer: (b).10
Q29.
To facilitate binding of σ⁷⁰ the melting of the template and non – template strands occurs between the positions ____________
Discuss
Answer: (a).-11 to +3
Q30.
The isomerisation of σ⁷⁰ of bacterial polymerase is an energy dependent process.
Discuss
Answer: (b).False
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