Understanding DNA: The Blueprint of Life

What molecule is considered the most complex and important for life?

• Protein

• Carbohydrate

• DNA

• RNA

What are the building blocks of DNA called?

• Amino acids

• Nucleotides

• Glycerol

• Fatty acids

What is the shape of DNA described as?

• Single helix

• Quadruple helix

• Double helix

• Triple helix

Which base does adenine (A) pair with in DNA?

• Cytosine (C)

• Thymine (T)

• Guanine (G)

• Uracil (U)

Which scientist is credited with the discovery of DNA?

• James Watson

• Rosalind Franklin

• Friedrich Miescher

• Francis Crick

Who was the first to confirm the helical structure of DNA?

• James Watson

• Francis Crick

• Rosalind Franklin

• Friedrich Miescher

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CCSS.RI.11-12.5

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CCSS.RI.9-10.5

What enzyme is responsible for unzipping the DNA double helix during replication?

• DNA polymerase

• Ligase

• Helicase

• RNA primase

How often does DNA replication make a mistake?

• One in every 100 billion nucleotides

• One in every 100 million nucleotides

• One in every 10 million nucleotides

• One in every 10 billion nucleotides