PPT-Amphibians Copyright Cmassengale

Evolution of Amphibians Copyright Cmassengale Amphibian comes from the Greek meaning both life Amphibians can live on water and on land Scientist infer that amphibians evolved from lobefinned fishes called crossopterygians. OntogenyoferythropoiesisJamesPalisIntroductionTheredcellsofmammalsareuniqueintheanimalkingdomastheycirculateasenucleatedcells.Incontrast,thefullymatureredcellsofbirds,amphibians,and Amphibian diversity. Anura. (. frogs, ~4000 sp.); . Caudata. (salamanders, ~450 sp.); . Gymnophiona. (caecilians, ~175 sp.). Skin. permeable. respiration. mucous glands. poison glands. biphasic . lifestyle. copyright cmassengale. 2. There are . 13 billion . known species of organisms. This . is only 5% of all . organisms that ever lived!!!!!. New organisms . are still being found and identified. Species of Organisms. copyright cmassengale. 2. Are Viruses Living or Non-living?. Viruses are both and neither. They have . some properties of life but not others. For example, viruses can be killed, even crystallized like table salt. Classification. Kingdom: Animalia. Phylum: Chordata. Subphylum: Vertebrates. Class: Amphibians. Examples- frogs, toads, salamanders newts. The Link. Amphibians-link between aquatic fish & terrestrial reptile animals.. copyright cmassengale. 2. Organic Compounds. Compounds. that contain . CARBON. are called . organic. .. Macromolecules. are large . organic molecules. .. copyright cmassengale. 3. Carbon (C). Carbon. EQ: . How does the unique structure of the macromolecules correspond to their function?. copyright cmassengale. Standard. :. SB1c: Determine the essential elements of the four macromolecules (proteins, lipids, nucleic acids & carbohydrates) .Identify the functions of the four main macromolecules (polymer and monomers) Explain the characteristics and function of enzymes. . Standard: SB3 Classification and diversity. EQ: How do we classify things?. . Write down as many things or areas that you can classify at school; in the classroom; in the gym; at home. . Eg. . Types of clothes, color of shoes, sports equipment, cars, etc.. copyright cmassengale. 2. CELL THEORY. All living things are made of . cells. Cells are the basic unit of . structure and function. in an organism (basic unit of life). Cells come from the . reproduction of existing cells. 2. Example #1. Observation:. . Every year in the spring, the Nile River flooded areas of Egypt along the river, leaving behind nutrient-rich mud that enabled the people to grow that year’s crop of food. However, along with the muddy soil, large numbers of frogs appeared that weren’t around in drier times. Test 2: Amphibians and Reptiles:. Objective 1: Describe the characteristics of Modern Amphibians. Objective 2: Describe characteristics of the following orders: (. Apoda. , . Urodela. , . Anura. ). Give examples of each.. Amphibians are eukaryotic, heterotrophic vertebrates. They have thin, smooth, moist skin. Some of them have fish-like scales and none of them have claws.. They are ectothermic (coldblooded).. They have external gills and lungs.. 2. There are . 13 billion. known species of organisms. This is . only 5% of all. organisms that ever lived!!!!!. New organisms. are still being found and identified. Species of Organisms. copyright cmassengale. are prokaryotes whose cell walls contain peptidoglycan.. Organizing Life’s Diversity. Eubacteria are a diverse group that can survive in many different environments..