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Questions and Answers
What is the main purpose of breathing for organisms?
What is the difference between breathing and respiration?
Which of the following organisms use their skin for breathing?
What type of gas exchange system do gills represent?
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Why do some organisms like frogs use their skin for respiration?
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Why can't arthropods perform cutaneous respiration?
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What is the mechanism by which gills extract dissolved oxygen in water?
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Which animals have air sacs that provide a large surface for gas exchange?
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What is the main function of the nasal cavity in the human respiratory system?
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How does the surface area affect gas exchange efficiency in animals?
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