PDF-The Oldest Fossil Evidence of LifeThe Oldest Fossil Evidence of LifeBi

The Oldest Fossil Evidence of Life The Paleontological Societyconsuming A faster method is to concentrate the fossilsby dissolving the rock in mineral acid Acidresistantorganicwalled fossils are a. The Green River Stone Company offers the finest in natural art fossil fish and stone products. Our medium is fossil-rich calcium carbonate shale from our private quarry in Southwestern Wyoming. From this stone, deposited 50 million years ago as sediment in a large freshwater lake, we produce individual fossil specimens, artistic fossil murals, and other stone products for museums, private collectors, interior designers and architects. Descendants of. Dinosaurs?. Claims and Predictions. Claim: Chickens are the descendants of dinosaurs. . What evidence could support the claim?. What evidence could falsify the claim?. What evidence could corroborate supporting or falsifying evidence?. 2015 . - . TOPIC . 5. EVOLUTION. Things to cover. Biogeography. The . fossil record. Comparing molecules. Comparing . anatomy. WHAT DO YOU KNOW?. WHAT DO YOU KNOW?. WHAT DO YOU KNOW?. WHAT DO YOU KNOW?. What are fossils?. FOSSILS. . are. . the . preserved remains or . traces.  of animals, plants, and other organisms . that lived long ago.. When an organism dies, hard parts of the animal (bones, teeth, shells, etc.) can be preserved in rock.. Which animal has INCREASED fitness?. Living in a dry, wooded area in the fall season…... Living in north Canada…in the winter time….. What are these called??. What is it called when humans intervene and create changes in a population?. Charles Darwin. Father of Evolution. Proposed a way . how. evolution works. How. did creatures change over time?. by . natural selection. Collected a lot of . evidence to support. his ideas . 1809-1882. Data Driven Process Supported by Evidence. TEKS. (7) . The student knows evolutionary theory is a scientific explanation for the unity and diversity of life. . The student is expected to. :. (. A)  . Early Life on Earth. 3.8. billion yrs ago, all organisms lived in the . ocean. Fossils provide evidence of . life . Many . different. types . Age. = relative age (layers) and . absolute. age (radioactive dating).. of . Language. Part 2. Tonal Language Example. Mandarin Tone Use . Word Intonation Meaning. ba [/] to uproot. ba [--] eight. ba [\/] to hold. EEB464 Fall . 2015. Model Credit: Tyler Keillor, photograph by Ximena Erickson, from . http://blog.everythingdinosaur.co.uk/blog. Learning objectives. Think like a . macroevolutionary. biologist/paleontologist and reconstruct a community. Adapted from . National Center for Case Study Teaching in Science. Order . Cetacea. (whales, dolphins, . etc. ). Mammals specialized for aquatic lifestyle. Most are marine, some freshwater. Many are highly intelligent and social. The . Cryogenian. Periods of global glaciation (635-850 MYA). Sponges appear in the fossil record (~760MYA). Ediacaran. 635-542 MYA. Begins at the cap carbonate that forms following a glaciation event (at the last one of the . 8/31/16. Directions:. Write down the sentence below.. Using context clues, guess what you think the underlined word means.. Write your guess . down. “I may have been an . impetuous. . teenager but I have grown into a . Chapter Introduction. What do you think?. Before you begin, decide if you agree or disagree with each of these statements. . As you view this presentation, see if you change your mind about any of the statements..