NEET Biology: Molecular Basis of Inheritance — MCQ Test 16

Q6. Which of the following is incorrect about the central dogma of molecular biology?

Q7. Which of the following statements about DNA structure is correct?

Q8. What was the key finding of the Hershey and Chase experiment?

Q9. Which of the following statements about codons is incorrect?

Q10. Which molecule serves as a template for transcription?

NEET Biology — Molecular Basis of Inheritance

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Which of the following is incorrect about post-transcriptional modifications?

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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 Following, Incorrect, Transcriptional, Modifications, Function, and Correctly.

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. Which of the following is incorrect about post-transcriptional modifications?

  • A. A 5' cap is added to the mRNA.
  • B. Introns are removed by splicing.
  • C. A poly-A tail is added to the 5' end of mRNA.
  • D. These modifications occur in eukaryotic cells.

Q2. Which of the following is a function of DNA ligase?

  • A. Joins Okazaki fragments.
  • B. Synthesizes RNA primers.
  • C. Separates DNA strands.
  • D. Removes nucleotides from DNA strands.

Q3. Which of the following correctly describes a nonsense mutation?

  • A. It results in a premature stop codon.
  • B. It replaces one amino acid with another.
  • C. It does not change the amino acid sequence.
  • D. It results in an insertion or deletion of nucleotides.

Q4. Which of the following correctly describes a frameshift mutation?

  • A. A mutation that replaces one amino acid with another.
  • B. A mutation that results in a premature stop codon.
  • C. A mutation that shifts the reading frame of the genetic code.
  • D. A mutation that does not affect the amino acid sequence.

Q5. Which type of mutation results in a premature stop codon?

  • A. Missense mutation
  • B. Nonsense mutation
  • C. Silent mutation
  • D. Frameshift mutation

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