Answered

Which of the following describes fish?
O a phylum which includes thousands of species such as sponges
O all aquatic vertebrate animals with gills that don't have appendages with digits
O relationships in which plants or animals of different species may be dependent on one
another for survival
Oporous marine invertebrates who pull water through their soft bodies in order to obtain
oxygen and nutrition



Answer :

Final answer:

Fish are aquatic vertebrates without appendages with digits and obtain oxygen through gills. Bony fishes, part of Osteichthyes, are the largest group of vertebrates today.


Explanation:

Fish are aquatic vertebrate animals with gills that lack appendages with digits. They obtain oxygen through gills and come from the phylum Chordata. Bony fishes, belonging to the clade Osteichthyes, form the largest class of vertebrates today.


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