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Respiration, ATP, and energy transfer

Respiration, ATP, and energy transfer

Respiration is a chemical process in living cells that releases energy from glucose and transfers it to ATP. Cells use ATP for jobs such as muscle contraction, active transport, cell division, and building larger molecules.

Respiration Lesson

  1. IGCSE
  2. /Biology
  3. /Respiration

Step-by-step lessons on Edexcel IGCSE Biology Respiration. Each one builds up to exam-style questions. Start with the foundational cell biology and core content before moving on to the more data-heavy ecology, genetics and practical-skills topics, which carry a large share of the exam marks.

Lessons