Distinguish anabolic synthesis from catabolic breakdown using examples from digestion, respiration and biosynthesis.
Tę umiejętność sprawdza 7 zadań wzorowanych na arkuszach IB z lat 2022–2026.
An enzyme catalyses the assembly of a larger molecule from smaller reactants. Which energy profile is consistent with an anabolic reaction that still has an activation barrier? R and P indicate the reactant and product ends of each curve. A. Profile A B.…
Which process is an example of catabolism? A. Joining glucose units into a storage polymer B. Assembling a protein from free amino acids C. Breaking a fatty acid into smaller molecules during respiration D. Producing an RNA chain from nucleotides
Which metabolic transformation is catabolic? A. Incorporating glucose into a growing glycogen chain B. Hydrolysis of a starch molecule into smaller sugar units C. Producing a triglyceride from glycerol and fatty acids D. Joining amino acids into a polypeptide
Which pair places an anabolic process first and a catabolic process second? A. Protein hydrolysis; cellulose synthesis B. Glucose oxidation; protein synthesis C. Glycogen synthesis; protein hydrolysis D. Lipid digestion; starch synthesis
Which process is catabolic? A. Joining amino acids into a long chain B. Hydrolysing a protein into smaller peptides C. Building glycogen from glucose D. Linking nucleotides to form RNA
How should the reaction shown be classified? A. Catabolic hydrolysis B. Anabolic condensation C. Anabolic hydrolysis D. Catabolic condensation
Which cellular process is anabolic? A. Hydrolysis of a storage polysaccharide B. Breakdown of an amino acid for respiration C. Assembly of amino acids into a new enzyme D. Oxidation of a respiratory substrate to smaller products
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