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Which group of animals has a closed circulatory system featuring a single circuit and two heart chambers? mammals tunicates amphibians fish birds
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Which group of animals has a closed circulatory system featuring a single circuit and two heart chambers?

mammals

tunicates

amphibians


fish


birds

User Chris Hart
by
6.1k points

1 Answer

3 votes

Answer:

Fish

Step-by-step explanation:

User Rodrigo Reis
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