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History, 05.05.2020 13:48 shelby8385

Why should a person who sells fish and fish aquaria learn about the excretory systems in animals?
a. So that they can understand how gastrointestinal disease spread among aquatic animals
b. So that they can get a license to sell exotic fish
c. So that they can maintain the salinity (amount of salt) of their aquaria to keep their aquatic animals healthy

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Why should a person who sells fish and fish aquaria learn about the excretory systems in animals?
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