What is the role of DNA in cells?

A To provide energy

B To store and transmit genetic information

C To break down food

D To form cell walls

✓ Correct Answer: Option B

DNA (deoxyribonucleic acid) stores the genetic instructions used for development, functioning, and reproduction of organisms.

💡 Why is B) the correct answer?

The correct answer to the question "What is the role of DNA in cells?" is Option B: To store and transmit genetic information.

The other options — A) To provide energy, C) To break down food, D) To form cell walls — are incorrect for this IB Exam Prep question. As explained above: DNA (deoxyribonucleic acid) stores the genetic instructions used for development, functioning, and reproduction of organisms.

📚 About This IB Exam Prep Practice Question

This 1-level IB Exam Prep question from the Biology topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free IB Exam Prep practice test or use flashcards for spaced repetition review.

Practice IB Exam Prep Quizzes → Browse All Questions Study Flashcards

What is the role of DNA in cells?

✓ Correct Answer: Option B

📚 About This IB Exam Prep Practice Question

Related IB Exam Prep Questions