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Fish breathe through their gills true or false?
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Fish breathe through their gills true or false?
Fish breathe through their gills: True

Fish breathe through their gills, which are specialized organs that allow them to extract oxygen from the water they live in. This is different from the way humans and other mammals breathe, which is by inhaling air through our lungs.


How do gills work?

  • Gills are made up of thin, feathery structures called filaments, which are packed with tiny blood vessels called capillaries.

  • As water flows over the gills, oxygen from the water diffuses into the capillaries and is carried to the fish's cells.

  • At the same time, carbon dioxide from the fish's cells diffuses into the capillaries and is carried back to the gills.

  • The carbon dioxide is then released back into the water as the fish exhales.



Why can't fish breathe air?

  • Fish are adapted to extract oxygen from water, which contains much less oxygen than air.

  • Their gills are also specialized to remove waste products like ammonia from their blood, which would build up if they breathed air instead.

  • Fish would also have to evolve complex lungs and respiratory systems like mammals in order to breathe air, which would be a major evolutionary change.



Conclusion
In conclusion, fish breathe through their gills, which are specialized organs that allow them to extract oxygen from water. Their gills are adapted to remove waste products from their blood and are not designed to extract oxygen from air. This is a unique adaptation that allows fish to thrive in aquatic environments.
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Fish breathe through their gills true or false?
True
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