COMMERCIAL PURCHASE CARD
EXAMINATION TEST 2026 COMPLETE
QUESTIONS AND SOLUTIONS GRADED A+
⩥ Carbohydrate. Answer: Main energy source
⩥ Monosaccharides. Answer: Single sugar units
⩥ Disaccharides. Answer: Two sugars
⩥ Polysaccharides. Answer: Complex carbs
⩥ ATP (adenosine triphosphate). Answer: adenosine triphosphate,
Cellular energy molecule
⩥ Triglycerides. Answer: Fat storage molecules
⩥ Saturated. Answer: No double bonds
⩥ Unsaturated. Answer: One or more double bonds
, ⩥ Phospholipids. Answer: Membrane lipids
⩥ Steroids. Answer: Lipid hormones
⩥ Cholesterol. Answer: Steroid, membrane component
⩥ Amino acids. Answer: Protein building blocks
⩥ Fibrous proteins. Answer: Structural proteins
⩥ Globular proteins. Answer: Functional proteins
⩥ Denaturation. Answer: Loss of protein shape
⩥ Enzyme. Answer: Biological catalyst
⩥ Activation energy. Answer: Energy needed to start reaction
⩥ DNA. Answer: Deoxyribonucleic acid; the genetic material that
carries information about an organism and is passed from parent to
offspring.