1) What are lipids primarily used for? a) Energy storage b) Genetic coding c) Enzyme activity d) Structural support 2) Which macromolecule is an enzyme? a) Protein b) Lipid c) Carbohydrate d) Nucleic acid 3) What is the monomer of proteins? a) Amino acids b) Nucleotides c) Fatty acids d) Monosaccharides 4) Which macromolecule stores genetic information? a) Nucleic acids b) Proteins c) Lipids d) Carbohydrates 5) What are carbohydrates primarily used for? a) Energy b) Insulation c) Genetic coding d) Catalysis 6) Which macromolecule forms cell membranes? a) Lipids b) Proteins c) Carbohydrates d) Nucleic acids 7) What is the main function of nucleotides? a) Genetic information b) Energy storage c) Structural support d) Insulation 8) Which macromolecule can be a hormone? a) Protein b) Carbohydrate c) Nucleic acid d) Lipid 9) What is a polysaccharide? a) Complex carbohydrate b) Simple sugar c) Protein chain d) Lipid molecule 10) Which macromolecule is not soluble in water? a) Lipids b) Proteins c) Carbohydrates d) Nucleic acids 11) What is the role of RNA? a) Protein synthesis b) Energy storage c) Cell membrane d) Insulation 12) Which macromolecule is a primary energy source? a) Carbohydrates b) Proteins c) Lipids d) Nucleic acids 13) What is a triglyceride? a) Lipid b) Protein c) Carbohydrate d) Nucleic acid 14) Which macromolecule has a double helix structure? a) DNA b) RNA c) Protein d) Lipid 15) What is the function of enzymes? a) Catalyze reactions b) Store energy c) Transport oxygen d) Provide insulation 16) Which macromolecule is involved in immune response? a) Proteins b) Lipids c) Carbohydrates d) Nucleic acids

Macromolecules and Their Functions

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