4. What are some of the characteristics that vertebrates share? (Choose all that apply) endoskeletons and a backbone
joint appendages
highly developed senses and nervous systems
external protective structures

The answers are

endoskeletons and a backbone

highly developed senses and nervous systems

Hope this helps you

explanation:

most inclusive taxonomic category, larger than a kingdom. largest taxonomic group, consisting of closely related phyla. group of closely related species, first part of the scientific name in binomial nomenclature. group of similar organisms that breed and produce fertile offspring.