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Cambridge IGCSE Biology - Respiration and Gas Exchange

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This presentation covers important content related to respiration and gas exchange. It portrays the differences between exhalation and inhalation, how gas exchange occurs, the consequences of smoking and how the lungs function.

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Biology










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D. G. Mackean, Dave Hayward Cambridge IGCSE Biology 3rd Edition
  • 2014
  • 9781471841439
  • Unknown

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Institution
Secondary school
Biology
School year
4
All documents for this subject (4050)

Document information

Uploaded on
June 29, 2023
Number of pages
21
Written in
2022/2023
Type
Presentation
Person
Unknown

Subjects

  • respiration
  • gas exchange
  • alveoli
  • lungs

Content preview

RESPIRATION AND
GAS EXCHANGE

,THOUGHTFUL QUESTIONS!
❑ How do we perform our daily life activities?
❑ Our cells produce energy by respiration.
❑ How does oxidation take place?
❑Cells need oxygen gas, and oxidizing food like glucose. Energy is
produced and CO2 is released.

, THOUGHTFUL QUESTIONS!
What happens to the carbon dioxide produced?
It needs to be removed from the body.
Gas Exchange happens between the blood and air in the lungs.
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