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Joangracestamariago
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what is characteristics of fish​

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Decastrorona75go

Answer:

These characteristics include: Live in water their entire lives. Vertebrates have a backbone, and some cartilaginous fish have vertebrae made of cartilage rather than calcium-hardened bone. Gills, which are slits on both sides of fish that allow for respiration, or the exchange of oxygen and carbon dioxide.

Explanation:

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Kawaiimochi04go

Answer:

Characteristics of Fish:

Live in water their entire lives.

Vertebrates have a backbone, and some cartilaginous fish have vertebrae made of cartilage rather than calcium-hardened bone.

Gills, which are slits on both sides of fish that allow for respiration, or the exchange of oxygen and carbon dioxide.

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