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The vertebrates in which blood flows directly from respiratory organs to body tissues without first returning to the heart are the ________. a. fishes b. birds c. mammals d. rep…
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The vertebrates in which blood flows directly from respiratory organs to body tissues without first returning to the heart are the ________. a. fishes b. birds c. mammals d. rep…
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May 7, 2018
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The vertebrates in which blood flows directly from respiratory organs to body tissues without first returning to the heart are the ________.
a. fishes
b. birds
c. mammals
d. reptiles
e. amphibians
Biology
high-school
Qubyte
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The best answer among the following choices would be the first option aka
A) Fishes
because they have backbone and this is a description of their body.
Jan X Marek
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May 7, 2018
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Jan X Marek
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6
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Fishes :) hope this helps
William Xing
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May 14, 2018
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