Cell Structure and Function

What is the smallest ketose sugar?

• Glyceraldehyde
• Fructose
• Erythrulose
• Dihydroxyacetone

What is the general term for carbohydrates that contain an aldehyde functional group?

• Ketose
• Aldose
• Disaccharide
• Polysaccharide

Which of the following best describes the tertiary structure of a protein?

• Sequence of amino acids
• Repeating local structures like α-helix
• Association of multiple subunits
• Three-dimensional folding of the entire polypeptide chain

Which of the following vitamins contains cobalt?

• Vitamin B6
• Vitamin B2
• Vitamin B1
• Vitamin B12

What is the function of lysozyme?

• To digest fats
• To synthesize DNA
• To break down bacterial cell walls
• To transport oxygen