Exploring DNA Structure and Nucleotide Composition

What category of molecule is DNA classified under?

• Protein

• Carbohydrate

• Lipid

• Nucleic Acid

Which of the following is NOT a component of a nucleotide?

• Nitrogenous Base

• Lipid

• Sugar

• Phosphate

What is the sugar component in a nucleotide called?

• Deoxyribose

• Glucose

• Fructose

• Ribose

Which nitrogenous base pairs with adenine (A) in DNA?

• Cytosine (C)

• Uracil (U)

• Thymine (T)

• Guanine (G)

What type of bond links the sugar and phosphate in the DNA backbone?

• Ionic Bond

• Hydrogen Bond

• Metallic Bond

• Covalent Bond

What shape does the DNA polymer form?

• Single Helix

• Double Helix

• Triple Helix

• Quadruple Helix

Which type of bond connects the two strands of DNA?

• Peptide Bond

• Covalent Bond

• Hydrogen Bond

• Ionic Bond

Who were the scientists that discovered the shape of DNA?

• Curie and Rutherford

• Newton and Einstein

• Watson and Crick

• Darwin and Mendel

Which of the following is a correct complementary base pairing?

• G-C

• C-T

• A-G

• T-T

What is the function of DNA?

• Energy Storage

• Genetic Code for Life

• Structural Support

• Catalyzing Reactions