BIOCHEMISTRY MODULE 1 FINAL PAPER 2026
FULL SOLUTION QUESTIONS AND ANSWERS
100% CORRECT
◉ Hydrolysis.
Answer: What type of reaction occurs during digestion?
◉ O-glycosidic bond.
Answer: What bond links monosaccharides together?
◉ O-glycosidic bond.
Answer: Bond formed from condensation reaction of two -OH
groups
◉ Peptide Bond.
Answer: What bond links amino acids together?
◉ Peptide Bond.
Answer: Bond formed from condensation of -NH2 and -COOH
◉ Ester bond.
,Answer: What bond links fatty acids/glycerol/cholesterol together?
◉ Ester bond.
Answer: Bond formed from condensation of -OH and -COOH
◉ Monoglyeride.
Answer: Glycerol with one fatty acid ester bond
◉ Diglyceride.
Answer: Glycerol with two fatty acid ester bonds
◉ Triglyceride.
Answer: Glycerol with three fatty acid ester bonds
◉ Hydrophobic.
Answer: Are ester bonds hydrophilic or hydrophobic?
◉ Fatty acids.
Answer: What monomer is the only one that links with cholesterol?
◉ Phosphodiester bond.
,Answer: What bond forms from the condensation of two nucleic
acids?
◉ Carbon 5.
Answer: What Carbon is the phosphate group of nucleic acids
attached to?
◉ Carbon 3.
Answer: What Carbon does the phosphate group bind with during
condensation of nucleic acids?
◉ 5-3 phosphodiester bond.
Answer: What direction does the condensation of nucleic acids occur
in?
◉ Anti-oxidant.
Answer: What kind of compound is thiol?
◉ Disulfide bond.
Answer: What kind of reaction is the bond between two thiol
groups?
◉ Oxidation.
, Answer: Loss of electrons, loss of Hydrogen, releases energy
◉ Reduction.
Answer: Gain of electrons, gain of Hydrogen, energy is stored
◉ Endergonic.
Answer: Reduction reactions that store energy are said to be...
◉ Exergonic.
Answer: Oxidation reactions that release energy are said to be...
◉ 9 kcal/g.
Answer: How many calories in lipids?
◉ 4 kcal/g.
Answer: How many calories in proteins?
◉ 4 kcal/g.
Answer: How many calories in carbohydrates?
◉ Catabolism.
Answer: Breaking down molecules, releases energy
FULL SOLUTION QUESTIONS AND ANSWERS
100% CORRECT
◉ Hydrolysis.
Answer: What type of reaction occurs during digestion?
◉ O-glycosidic bond.
Answer: What bond links monosaccharides together?
◉ O-glycosidic bond.
Answer: Bond formed from condensation reaction of two -OH
groups
◉ Peptide Bond.
Answer: What bond links amino acids together?
◉ Peptide Bond.
Answer: Bond formed from condensation of -NH2 and -COOH
◉ Ester bond.
,Answer: What bond links fatty acids/glycerol/cholesterol together?
◉ Ester bond.
Answer: Bond formed from condensation of -OH and -COOH
◉ Monoglyeride.
Answer: Glycerol with one fatty acid ester bond
◉ Diglyceride.
Answer: Glycerol with two fatty acid ester bonds
◉ Triglyceride.
Answer: Glycerol with three fatty acid ester bonds
◉ Hydrophobic.
Answer: Are ester bonds hydrophilic or hydrophobic?
◉ Fatty acids.
Answer: What monomer is the only one that links with cholesterol?
◉ Phosphodiester bond.
,Answer: What bond forms from the condensation of two nucleic
acids?
◉ Carbon 5.
Answer: What Carbon is the phosphate group of nucleic acids
attached to?
◉ Carbon 3.
Answer: What Carbon does the phosphate group bind with during
condensation of nucleic acids?
◉ 5-3 phosphodiester bond.
Answer: What direction does the condensation of nucleic acids occur
in?
◉ Anti-oxidant.
Answer: What kind of compound is thiol?
◉ Disulfide bond.
Answer: What kind of reaction is the bond between two thiol
groups?
◉ Oxidation.
, Answer: Loss of electrons, loss of Hydrogen, releases energy
◉ Reduction.
Answer: Gain of electrons, gain of Hydrogen, energy is stored
◉ Endergonic.
Answer: Reduction reactions that store energy are said to be...
◉ Exergonic.
Answer: Oxidation reactions that release energy are said to be...
◉ 9 kcal/g.
Answer: How many calories in lipids?
◉ 4 kcal/g.
Answer: How many calories in proteins?
◉ 4 kcal/g.
Answer: How many calories in carbohydrates?
◉ Catabolism.
Answer: Breaking down molecules, releases energy
