Practice Structure of Polynucleotide Chain - 5.1.1 | 5. MOLECULAR BASIS OF INHERITANCE | CBSE Grade-12 Biology
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What are the three components of a nucleotide?

💡 Hint: Think about what makes up DNA and RNA.

Question 2

Easy

Which two nitrogenous bases are purines?

💡 Hint: Remember their structure—it’s two rings.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the function of phosphodiester bonds in nucleic acids?

  • Stabilizing the structure
  • Joining nucleotides
  • Base pairing

💡 Hint: Consider how nucleotides connect.

Question 2

True or False: RNA contains thymine.

  • True
  • False

💡 Hint: Think of the differences between RNA and DNA.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Discuss how the discovery of the double helix structure of DNA has impacted the field of molecular biology.

💡 Hint: Consider the implications for understanding heredity.

Question 2

Design a simple experiment to demonstrate base pairing in DNA.

💡 Hint: Use uracil instead of thymine for RNA.

Challenge and get performance evaluation