PPT-Cambrian Explosion Darwin’s Dilemma

The Cryogenian Periods of global glaciation 635850 MYA Sponges appear in the fossil record 760MYA Ediacaran 635542 MYA Begins at the cap carbonate that forms following a glaciation event at the last one of the . Proof . Cameras . What is Explosion Proof (EX)?. Electric Powered Industrial Equipment, used in areas containing explosive or flammable materials, must be designed to prevent any operation of the equipment from igniting the atmosphere. The design and construction of EX Equipment permit their classification as Explosion Proof (EX) and enable their use in explosive and hazardous atmospheres.. Capella. – 27. th. March 2014. Moura. #4. 16. th. July. 1986. 12 Men Killed.. Moura #4. Pillar Extraction in Main Dips. 60m of massive sandstone roof. Fairly gassy (7m3/t – BUT 7 m thick). Roof fall - CH4 into workings. The so called Cambrian Explosion begins at the base of the Paleozoic Era, some 540 million years ago. Fossil Record suggests:. The Cambrian Explosion likely realized a 10-fold increase in evolutionary adaptation . How long ago were the dinosaurs here? How do we even describe geologic time anyway?. EONS. which are divided into . ERAS. ,. which are divided into. . PERIODS. ,. which are divided into. . EPOCHS. February . 28, . 2016. Questions. Doesn’t science disprove or remove the need for God?. With so many religions, how can you tell which one is right?. Don’t they all basically say the same thing?. Answer the following with citations. Dilemma #1. Your client wants to become President of the United States in 2016. He is now 34 and his birthday is on January 16. Can he serve?. Dilemma #2. The Senate and the House of Representatives have passed a bill requiring all teenagers, including females, to shave their heads. Who can stop this law from taking effect?. 1) Geological Time Scale. 2) Major Episodes in History of Life. 3) Extinctions and Radiations. Today. ’. s OUTLINE:. Geology plays an Important role in Evolutionary Thinking. Patterns of extinctions and evolutionary change in the fossil record were among the main influences on. A) is an essential part of the gradualist model of evolution. B) refers to morphological stasis, not molecular stasis. C) suggests strong directional selection. D) is more likely in . dueterostomes. E) none of the above. Charles Darwin was born February 12 1809 in Shrewsbury England. . He came from a long line of doctors, his father was a medical doctor, and his grandfather was a botanist.. He was described as someone who “loved to explore nature”. Protostome Diversity. Darwin’s Dilemma. Timeline of Earth History. The . Cryogenian. Periods of global glaciation (635-850 MYA). Sponges appear in the fossil record (~760MYA). Ediacaran. 635-542 MYA. of Discovery. THINK ABOUT IT . If you’d met young Charles Darwin, you probably wouldn’t have guessed that his ideas would change the way we look at the world. As a boy, Darwin wasn’t a star student. . Background Info: Charles Darwin. Set sail on the HMS . Beagle. . 5 year trip around the world. Naturalist: a person who studies the natural world. He wanted to learn about the living things he saw on the voyage . Understanding the Great Ordovician Biodiversication Event (GOBE): Inuences of paleogeography, paleoclimate, or paleoecology? Thomas Servais, Equipe “Paléontologie et Paléogéograph Cambrian Explosion. Fig. 25-10. Sponges. Late. Proterozoic. eon. Early. Paleozoic. era. (Cambrian. period). Cnidarians. Annelids. Brachiopods. Echinoderms. Chordates. Millions of years ago. 500. 542.