Fishes Chapter 11 Section 2. Characteristics of Fishes Vertebrate Lives in the water Uses fins to move Ectotherms Obtain oxygen through gills.
Phylum Mollusca 1 Polyplacophora Gastropoda Bivalvia Scaphopoda Cephalopoda.
Lesson 04. Overview of the Respiratory System Primary Functions Gas exchange, carries oxygen into body and excels carbon dioxide Provides oxygen to body.
Open Circulatory System Blood is not always inside blood vessels Heart pumps blood into a short vessel that opens into the body spaces containing the internal.
. OsteichthyansChondrichthyes Has cycloid scales. Presence of dermal bone Operculum covers the gills Has placoid scales No Bones in their.
Our first focus…FISH In your own words, describe what makes a fish a fish.
Phylum Annelida. Metamerism Have an anterior prostomium and posterior pygidium; both nonsegmented Body is divided into a linear series of similar parts.
Fungi
