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The top documents tagged [gills water flows]
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gills water flows
Respiration. Jawless Fishes Gills - pore-like openings 7 pairs of gill pouches in lamprey 5-15 pairs of gill pouches in hagfish, but varying numbers.
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Chapter 3 Section 2. Fish Largest group of vertebrates Largest group of vertebrates Fish: Fish: Ectothermic vertebrate Ectothermic vertebrate Lives in.
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Respiration AP Biology Unit 6 Types of Respiratory Systems Animals typically do gas exchange through one (or more) of the following means: –Skin (body.
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