Chapter 31 Fishes and Amphibians Charles Page High School Dr. Stephen L. Cotton Section 31-1 Fishes OBJECTIVES: ± Describe the distinguishing characteristics of vertebrates.…

1. The Five-Kingdom System An Overview 2. How many organisms are there in the world? 3. 1.5 million known species on earth – 250,000 plants – 750,000 insects – 43,000…

1. • Animals that have a Chordatesbackbone are calledvertebrates.• Vertebrates belongto phylum chordata(called chordates)• Vertebrates make uplargest group ofchordates…

Slide 15/5/10 DAILY DISCUSSION QUESTIONS Complete Sentences College Board Objectives: Biotechnology, RNAi, Lampreys and Plants Using Lab Manual pages 60-62, please answer…

Slide 1PHYLUM CHORDATA Dorsal Notochord-long rod that supports the body- becomes the vertebrae in most. Dorsal Nerve cord-becomes the central nervous system. Pharyngeal gill…

1. “Agnathans” By: J.Q 2. Agnathans . Agnathans meaning “without jaws” these “jawless” fishes lack a biting apparatus. Examples: Hagfishes (Myxinoidea) and lamprey…

30-2 Fishes 30-2 Fishes Cartilage Strong connective tissue that supports the body and is softer and more flexible than bone. Atrium Upper chamber of the heart that receives…

DIFFERENT ANIMALS INSIDE THE SEA DIFERENT ANIMALS INSIDE THE SEAAlba Gallardo3A Sea Mammals include whales, dolphins, manatees, true seals, eared seals, walruses, and even…

Slide 1 3 Classes down, 2 more to go Myxini (hagfishes) Petromyzontida (lampreys) Chondrichthyes (sharks, rays and chimaeras) – How many? Slide 2 What do you think? Is…

Slide 1 Phylum Chordata At some point during a chordates life, all chordates will have a nerve cord, a notochord, and a throat with gill slits. Slide 2 Chordate Characteristics…