Answer:
Gills
Explanation:
In order to remove oxygen from the water, they rely on special organs called "gills." Gills are feathery organs full of blood vessels. A fish breathes by taking water into its mouth and forcing it out through the gill passages.
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How Do Fish Breathe
Answer: It just does.
Explanation: Over time the transfer of energy changes over time because of different things.
not all but most of them do
I would say for number three the answer would be 3
