Describe the gills of a fish.
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Gills are branching organs located on the side of fish heads that have many, many small blood vessels called capillaries. As the fish opens its mouth, water runs over the gills, and blood in the capillaries picks up oxygen that's dissolved in the water.
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the gills of a fish -
- these are respiratory organs present in the fish which help them to respire under water.
- when the fish takes in the water through their mouth , the water get passed over the gill and the oxygen which is dissolved in the water is absorbed by the blood capillaries .
- gills are protected by the pharynx on either side.
- these are branched tissues richly supplied with blood.
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