BIOLOGY; MACROMOLECULES / EXPERT STRATEGIES, REVIEW OF KEY QUIZZES, AND PRACTICE QUESTIONS 2025/2026

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BIOLOGY; MACROMOLECULES / EXPERT
STRATEGIES, REVIEW OF KEY QUIZZES, AND
PRACTICE QUESTIONS 2025/2026



What makes up proteins? - correct-answer-polymers made of amino acids (50-500
chains long)




amino acid is also known as a...? - correct-answer-peptide or protein




What are nucleic acids made up of? - correct-answer-hydrogen, oxygen, nitrogen,
carbon, phosphorus




monomer - correct-answer-single molecule; small chemical unit that makes up a
polymer




2 monosaccharides - correct-answer-disaccharide

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Key ideas - correct-answer--All macromolecules are formed through dehydration
synthesis
-all covalent bonds
-water breaks bonds and gives off energy through hydrolysis




hydrolysis - correct-answer-Requires water and releases energy
Taking molecules apart




Which is the only macromolecule that isn't a polymer - correct-answer-lipid




What does "acid" indicate? - correct-answer-hydrogen ion is present




Elements present in carbohydrates - correct-answer-Carbon
Hydrogen
Oxygen




Elements present in proteins - correct-answer-Carbon
Hydrogen