Practice DNA: Structure and Properties - 1.1 | Nucleic Acids and Protein Synthesis (HL) | IB 12 Biology
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DNA: Structure and Properties

1.1 - DNA: Structure and Properties

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What are the components of a nucleotide?

💡 Hint: Think about what three parts make up the building blocks of DNA.

Question 2 Easy

What does A pair with in DNA?

💡 Hint: Use the phrase 'Apples in the Tree' for a memory aid.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

Which of the following bases pairs with adenine?

Cytosine (C)
Thymine (T)
Guanine (G)

💡 Hint: Use the phrase 'Apples in the Tree' to remember.

Question 2

True or False: The G-C base pair is more stable than A-T due to the number of hydrogen bonds.

True
False

💡 Hint: Think about the structure of hydrogen bonds.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

How would DNA structure differ if uracil replaced thymine? Discuss the implications for stability and base pairing.

💡 Hint: Remember how base pairing rules dictate stability.

Challenge 2 Hard

Propose an experiment to test the thermal stability of G-C versus A-T base pairs in DNA replication.

💡 Hint: Consider the number of hydrogen bonds and how they could play a role in stability.

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