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DedPeter [7]
3 years ago
14

The vertebrates in which blood flows directly from respiratory organs to body tissues without first returning to the heart are t

he ________.
a. fishes
b. birds
c. mammals
d. reptiles
e. amphibians
Biology
2 answers:
natali 33 [55]3 years ago
8 0
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.
Contact [7]3 years ago
6 0
Fishes :) hope this helps

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