Practice DNA Replication - 2.4 | Chapter 2: Genetics and Evolution | ICSE Class 12 Biology
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Practice Questions

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Question 1

Easy

What is the primary purpose of DNA replication?

💡 Hint: Think about cell division.

Question 2

Easy

What enzyme unwinds the DNA during replication?

💡 Hint: This enzyme 'breaks' the bonds between DNA strands.

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 helicase in DNA replication?

  • A) Synthesizes DNA strands
  • B) Unwinds the DNA double helix
  • C) Proofreads the new DNA strand

💡 Hint: Remember, it starts the process.

Question 2

True or False: DNA replication occurs in the nucleus of eukaryotic cells.

  • True
  • False

💡 Hint: Think about where DNA is stored.

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Challenge Problems

Push your limits with challenges.

Question 1

Design an experiment to measure the rate of DNA replication in a bacterial cell. Include controls and variables you would monitor.

💡 Hint: Consider how to distinguish new strands from old strands.

Question 2

Discuss the role of environmental factors on the rate of DNA replication. How might factors like temperature and pH affect replication accuracy?

💡 Hint: Think about enzyme behavior under different temperatures.

Challenge and get performance evaluation