Vertebrates are complex animals, but they still share some characteristics with invertebrates. Mia volunteers at her city’s aquarium for the summer. She enjoys observing the jellyfish and the clownfish. After discussing the animals with the aquatic caretaker, she thinks about how their different parts work together. What kind of organization describes an animal’s body structure? A. notochord, chord, throat pouches B. cells, tissues, organs, organ systems C. wings, fins, muscular foot, tube feet, jet propulsion D. fish, amphibians, reptiles, birds, mammals

Technician a says that the radiator usually cools better if the front air dam is removed. technician b says that when a condenser has a leak it can be repaired easily with epoxy. who is correct?

Which one of the following is considered a peripheral? a software b mouse c usb connector d motherboard

When early motion pictures played in movie theaters, they were often accompanied by live organ or piano music. which of the following are the most likely reasons that this happened? (select all that apply). the music was provided to distract audience members from the loud sounds made when filmstrips were changed. the music accompanied the movies because the movies were silent and audiences were used to hearing music during plays in theaters. the music usually was played before, and sometimes after the movie, as an alternative form of entertainment. the music viewers to interpret the dramatic action in the films.