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Question 1

Multiple Choice

What is the primary function of DNA in living organisms?

  • Store genetic information
  • Provide structural support
  • Catalyze chemical reactions
  • Transport nutrients

Question 2

Multiple Choice

Which enzyme is primarily responsible for DNA replication?

  • RNA polymerase
  • DNA ligase
  • DNA polymerase
  • Helicase

Question 3

Multiple Choice

In DNA, what type of sugar is found in its backbone?

  • Ribose
  • Sucrose
  • Glucose
  • Deoxyribose

Question 4

Multiple Choice

What is the process by which DNA is copied before cell division?

  • Transcription
  • Translation
  • Replication
  • Mutation

Question 5

Multiple Choice

Which of the following pairs correctly represents complementary base pairing in DNA?

  • Adenine-Uracil
  • Guanine-Cytosine
  • Cytosine-Thymine
  • Adenine-Guanine
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