Which organism does not have a double loop circulatory system A) bird B) fish C) human D) dog

Question

Biology

Corky

2 November, 12:54

Which organism does not have a double loop circulatory system A) bird B) fish C) human D) dog

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Answers (1)

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Valentina Oneill · Answer 1

Well double loop circulatory systems are present in mammals and bird if I remember correctly, since fish is the only animal that is that a mammal or a bird that would be the answer, B.