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IB Biology HL B1.2.2 Condensation Reactions Questions

Practise IB Biology HL B1.2.2 by explaining how condensation joins amino acids into dipeptides and polypeptide chains.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • Identify the peptide bond formed when the carboxyl group of one amino acid joins the amine group of another.
  • Explain that condensation releases water as amino acids join and forms a dipeptide or polypeptide chain with N- and C-termini.
  • Relate ribosomes to the ordered assembly of amino-acid chains during protein synthesis.

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Study B1.2.2—Condensation reactions conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

IB Biology HL B1.2.2 Condensation Reactions Questions question 1

[Maximum number: 1]

Label a peptide bond in the diagram of a polypeptide.

Figure for Question IB Biology HL B1.2.2 Condensation Reactions Questions question 1 — IB Biology HL
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