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Examen

Biological Molecules FINAL EXAM QUESTIONS WITH CORRECT SOLUTIONS||100% GUARANTEED PASS ALREADY GRADED A+||UPDATED 2025/2026 SYLLABUS||<<NEWEST VERSION>>
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7

diciembre 2025

2025/2026

A+
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...
SmartscoreAaron
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Examen

Exam (elaborations) Biological molecules (paper 1)
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8

junio 2025

2024/2025

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

Biological molecules Questions with Correct Answers
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6

mayo 2025

2024/2025

A
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 ...
Bestgrades2
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Examen

Biological molecules Questions with Correct Answers
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14

mayo 2025

2024/2025

A+
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...
Bestgrades2
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Examen

Biological molecules Questions with Correct Answers
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mayo 2025

2024/2025

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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...
Bestgrades2
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Examen

BIOLOGICAL MOLECULES QUESTIONS WITH VERIFIED ANSWERS
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7

mayo 2025

2024/2025

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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; ...
Bestgrades2
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Examen

biological molecules exam Questions with Verified Answers
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10

mayo 2025

2024/2025

A+
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...
Bestgrades2
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