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Biological molecules Exam Questions with Latest Update

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6 pages

Written in 2024/2025

Grade A+

lectknancy

Name the covalent bond between two adjacent amino acids in a chain of amino acids. - ANSWERSpeptide bond Name the type of reaction involved in breaking this bond and describe what happens in this reaction. (2) - ANSWERShydrolysis, water is added Describe how an enzyme, such as pepsin, breaks down a substrate. (5) - ANSWERS- substrate / protein is complementary to active site - induced fit / description of induced fit - forms enzyme-substrate complex - destabilising of bonds in substra...

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14 pages

Written in 2024/2025

Grade A+

Bestgrades2

Biological Molecules (Latest Update 2026|2027) With Correct Detailed Answers |Solutions |Already A+ Graded (100% Pass)

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9 pages

Written in 2025/2026

Grade A+

Joshuaalbert

Strengthen biology foundations with this Biological Molecules Study Guide Key Concepts Practice Questions and Answers with solution. Covers carbohydrates, lipids, proteins, nucleic acids, enzyme function, molecular structure, and biological roles with exam-style practice questions to improve understanding, retention, and success in biology and biochemistry exams 2025/ 2026.

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29 pages

Written in 2025/2026

Grade A+

EduGeniusHub

his Biological Molecules PDF is a comprehensive study resource for students in biochemistry, molecular biology, and health sciences. Covering proteins, carbohydrates, lipids, nucleic acids, and their functions, it features high-yield practice questions, detailed explanations, and exam strategies to help students reinforce knowledge, master biomolecular concepts, and confidently succeed in 2026 exams.

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12 pages

Written in 2025/2026

Grade A+

TestproCenter

Biological Molecules FINAL EXAM QUESTIONS WITH CORRECT SOLUTIONS||100% GUARANTEED PASS ALREADY GRADED A+||UPDATED 2025/2026 SYLLABUS||<<NEWEST VERSION>> cholesterol - ANSWER nucleotide - ANSWER nucleoside - ANSWER cytosine - ANSWER thymine - ANSWER uracil - ANSWER adenine - ANSWER guanine - ANSWER glucose - ANSWER glucose-6-P - ANSWER fructose-6-P - ANSWER fructose-1,6-P2 - ANSWER glyceraldehyde-3-P (GAP) - ANSWER dihydroxyacetone-P (DHAP) - ANSWER 1...

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7 pages

Written in 2025/2026

Grade A+

SmartscoreAaron

Biological molecules (paper 1) NEWEST EXAM LATEST UPDATE WITH COMPLETE QUESTIONS AND ACCURATE DETAILED ANSWERS ACTUAL EXAM WITH VERIFIED ANSWERS GRADED A+ Biological molecules (paper 1) NEWEST EXAM LATEST UPDATE WITH COMPLETE QUESTIONS AND ACCURATE DETAILED ANSWERS ACTUAL EXAM WITH VERIFIED ANSWERS GRADED A+ Biological molecules (paper 1) NEWEST EXAM LATEST UPDATE WITH COMPLETE QUESTIONS AND ACCURATE DETAILED ANSWERS ACTUAL EXAM WITH VERIFIED ...

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8 pages

Written in 2024/2025

Grade A+

PETERWANJOHI

Large molecules often contain carbon. Explain why this is. - ANSWERSCarbon atoms readily link to one another to form a chain. Explain why Benedict's reagent turns red when heated with a reducing sugar. - ANSWERSSugar donates electrons that reduce blue copper(II) sulfate to orange copper(I) oxide. (Semi-quantitative use of Benedict's test) Suggest a ways in which different concentrations of reducing sugar could be estimated. - ANSWERS1. Compare colour changes. 2. Dry the precipitate ...

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6 pages

Written in 2024/2025

Grade A

Bestgrades2

Describe the difference between the structure of a triglyceride molecule and the structure of a phospholipid molecule. (1 MARK) - ANSWERSIn phospholipid, one fatty acid replaced by a phosphate; Describe how you would test for the presence of a lipid in a sample of food (2 MARKS) - ANSWERSDissolve in ethanol, then add water; White (emulsion shows lipid); Describe how a saturated fatty acid is different from an unsaturated fatty acid (1 MARK) - ANSWERSSaturated single/no double bonds (b...

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17 pages

Written in 2024/2025

Grade A

Bestgrades2

What is digestion? - ANSWERSIt is the hydrolysis of larger insoluble molecules to soluble smaller molecules. Endocellulases and Exocellulases act at different points on a cellulose molecule - ANSWERS1. Active sites are different shapes; 2. So different enzyme-substrate complexes (are formed); OR So complementary to different parts of cellulose / substrate; What is a monomer? - ANSWERS(a monomer is a smaller / repeating) unit / molecule from which larger molecules / polymers are made; ...

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7 pages

Written in 2024/2025

Grade A

Bestgrades2

Describe how the structure of glycogen is related to its function. (4 marks) AS paper 1 Nov 2021 - ANSWERS1. Helix/coiled/branched so compact; 2. Polymer of glucose so easily hydrolysed; 3. Branched so more ends for faster hydrolysis; 4. Glucose (polymer) so provides respiratory substrate for energy (release); 5. Insoluble so not (easily) lost (from cell) OR Insoluble so does not affect water potential/osmosis; The general structure of a fatty acid is RCOOH. Name the group repres...

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10 pages

Written in 2024/2025

Grade A+

Bestgrades2

Study Guide Biological Molecules Questions and Answers

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2 pages

Written in 2024/2025

Grade A+

lectknancy

SBI4U Metabolic Processes Exam Questions and Answers

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5 pages

Written in 2024/2025

Grade A+

lectknancy

IB SL Biology - Proteins and Enzymes Exam Questions and Answers

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3 pages

Written in 2024/2025

Grade A+

lectknancy

CIE AS Biology - Biological Molecules Questions and Answers

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3 pages

Written in 2024/2025

Grade A+

lectknancy

Chapter 5 The Structure and Function of Large Biological Molecules Latest Update

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5 pages

Written in 2024/2025

Grade A+

lectknancy

Ch 5 The Structure and Function of Large Biological Molecules, Campbell Biology; Tenth Edition Exam Questions and Answers Latest Update

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15 pages

Written in 2024/2025

Grade A+

lectknancy

Biomolecules Test Guide Questions and Answers

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2 pages

Written in 2024/2025

Grade A+

lectknancy

Biomolecules Review Exam Questions with Correct Answers

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6 pages

Written in 2024/2025

Grade A+

lectknancy

Biology Macromolecules Exam Questions and Answers

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4 pages

Written in 2024/2025

Grade A+

lectknancy

Biology 101 - Biological Molecules Questions and Answers

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2 pages

Written in 2024/2025

Grade A+

lectknancy