Practice Dna Structure (4.1) - Molecular Biology - IB 12 Biology
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DNA Structure

Practice - DNA Structure

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the shape of DNA?

💡 Hint: Think of a twisted ladder.

Question 2 Easy

Which base pairs with adenine?

💡 Hint: Remember A pairs with T!

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What are the two strands of DNA shaped like?

Straight
Double helix
Single strand

💡 Hint: Visualize a twisted ladder.

Question 2

True or False: Adenine pairs with cytosine.

True
False

💡 Hint: Remember the specific base pairings.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design an experiment to test the effects of temperature on DNA replication rates. What aspects would you measure?

💡 Hint: Consider how temperature might impact the activity of enzymes involved in replication.

Challenge 2 Hard

Suppose a mutation changes a base pair from adenine-thymine to adenine-cytosine. How might this affect the DNA’s function?

💡 Hint: Think about the genetic code and how base sequences translate into proteins.

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Reference links

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