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Learning objective

Identify the functions of energy in living organisms, which include muscle movement, protein formation, cell reproduction, growth, and maintaining a stable body temperature.

Read the explanation, check the common trap, then practise with flashcards and questions.

Exam focus

  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE Combined ScienceRespirationCore content

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Quick explanation

Identify the functions of energy in living organisms, which include muscle movement, protein formation, cell reproduction, growth, and maintaining a stable body temperature

  • This point belongs to Respiration, especially Respiration outcomes.
  • You need to be able to identify the functions of energy in living organisms, which include muscle movement, protein formation, cell reproduction, growth, and maintaining a stable body temperature.
  • The key ideas to know are State.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

State

Why it matters

This objective helps connect Respiration outcomes to exam-style questions, flashcards, and revision notes for Respiration.

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Practice Questions7 linked questions

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Paper 3 structured question: Respiration

Paper 3Theory (Core)2 marks

Description

Energy Functions

Energy is vital for various biological processes in living organisms.

  1. a

    Explain the role of energy in muscle movement and growth.

    Aim for approximately 2 distinct marking points.

    [2]
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