Pregunta:
How do filaments in fish hill allow for oxygen to enter the blood?
Autor: Alana RayRespuesta:
Fishes gills are covered in filaments which deoxygenated blood passes into and oxygen diffuses from the water into the blood so oxygenated blood returns to the body
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Autor
Alana Ray![Alana Ray](https://markdown.memory.com/eq_uploads/1119721/question_image_db23704d-43e3-4d39-8c1e-ee7268788303.jpg)