ACS BIOCHEMISTRY CERTIFICATION
EXAM SCRIPT 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
◉What are the essential elements for life? ANSWER: - Carbon (C),
Hydrogen (H), Oxygen (O), Nitrogen (N).
◉Name some trace elements found in proteins. ANSWER: - Zinc (Zn),
Iron (Fe), Manganese (Mn), Copper (Cu), Cobalt (Co).
◉What determines the biochemical properties of molecules? ANSWER:
- Functional groups (e.g., hydroxyl, carbonyl, carboxyl, amino,
phosphate, sulfhydryl).
◉What is the relationship between monomers and polymers?
ANSWER: - Monomers combine to form polymers, which serve various
functions.
◉What are the functions of amino acids in proteins? ANSWER: - They
serve as enzymes, provide structure, transport, and signaling.
◉Differentiate between saturated and unsaturated fatty acids.
ANSWER: - Saturated fatty acids have no double bonds and are solid;
unsaturated fatty acids have cis-double bonds and are liquid.
