NEET Biology: Molecular Basis of Inheritance — MCQ Test 9

Q6. Which of the following statements about DNA replication is correct?

Q7. Which of the following statements about the lac operon is correct?

Q8. Which of the following is NOT a function of RNA polymerase in eukaryotes?

Q9. Which type of bond stabilizes the two strands of the DNA double helix?

Q10. Which feature of the genetic code allows multiple codons to encode the same amino acid?

NEET Biology — Molecular Basis of Inheritance

Free MCQ Test 9 of 22

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What is the primary function of enhancers in gene regulation?

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Biology preparation, focusing specifically on the chapter Molecular Basis of Inheritance. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Function, Enhancers, Regulation, Following, Transcriptional, and Modification.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. What is the primary function of enhancers in gene regulation?

  • A. Repress gene expression
  • B. Increase transcription efficiency
  • C. Bind directly to RNA polymerase
  • D. Terminate transcription

Q2. Which of the following is NOT a post-transcriptional modification in eukaryotes?

  • A. 5' capping
  • B. Polyadenylation
  • C. Splicing
  • D. Phosphorylation

Q3. Which of the following correctly describes the role of a spliceosome?

  • A. It removes exons from pre-mRNA.
  • B. It removes introns from pre-mRNA.
  • C. It adds a poly-A tail to mRNA.
  • D. It assists in DNA replication.

Q4. Which term describes a DNA sequence that can increase transcription levels when bound by proteins?

  • A. Promoter
  • B. Silencer
  • C. Enhancer
  • D. Operator

Q5. Which component of the ribosome catalyzes peptide bond formation during translation?

  • A. mRNA
  • B. tRNA
  • C. rRNA
  • D. Peptidyl transferase

+ 5 more questions in the actual test

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