Evolutionary change - PowerPoint PPT Presentation
Welcome To The 36 th HPC User Forum Meeting April 2010
Welcome To The 36 th HPC User Forum Meeting April 2010. Important Dates For Your Calendar . FUTURE HPC USER FORUM MEETINGS: Next US Meeting: September 13 to 15, 2010, Seattle Washington International Meetings: HLRS/University of Stuttgart, October 7/8, 2010
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PUNCTUATED EQUILIBRIUM
PUNCTUATED EQUILIBRIUM. NEO-DARWINISM. Evolutionary change is both slow and gradual Resulting from the accumulation of many small genetic changes favoured by natural selection Other effects occasionally making small contributions Gradualism. © 2008 Paul Billiet ODWS.
By belinda
Chapter 15 Evolution
Chapter 15 Evolution. 15.1 Darwin’s Theory of Natural Selection 15.2 Evidence of Evolution 15.3 Shaping Evolutionary Theory. 15.1 Darwin’s Theory of Natural Selection. Main idea: Charles Darwin developed a theory of evolution based on natural selection Objectives
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Population Genetics & Evolution
Population Genetics & Evolution. Population Genetics & Evolution. Individuals do not evolve but populations do. Genetic Equilibrium. Occurs when the frequency of alleles remains the same over generations within a population. Genetic Equilibrium. Gene pool - All of the alleles of a
By zoe
E volution of Species
E volution of Species. Microevolution vs . Macroevolution. Microevolution: Survival through the inheritance of favorable characteristics Changes occur in gene pools due to mutation, natural selection, genetic drift, etc.
By cruz
THE SKELETAL SYSTEM
THE SKELETAL SYSTEM. CH 6 – THE APPENDICULAR SKELETON. FORELIMBS. The number of bones and their development differs among species EXAMPLE: Many species have DIGITS that are similar to our fingers Some species have HOOVES that encase their digit or digits
By bibiane
Horse hoof Evolution
Horse hoof Evolution. By: Travis Hartneck David Stacy. Topic: The evolution of the horses hooves from multiple toes to a single hoof . Questions Asked: Why did the leg and body structure of horses evolve so drastically over a 55 million year stretch?
By reia
Genome Rearrangements
Genome Rearrangements. Unoriented Blocks. Quick Review. Looking at evolutionary change through reversals Find the shortest possible series of reversals that transform gene A into gene B It has been shown that this results in an NP-Hard problem. Oriented Blocks. 1 2 3 4 5 5 2 1 3 4.
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UV-Resistance Can Evolve by Natural Selection
UV-Resistance Can Evolve by Natural Selection. UV-B. UV-A. Visible. The postulates are satisfied: Postulate 1 : Daphnia from different ponds differ in their tolerance of UVR. Postulate 2 : Daphnia clones display similar tolerance to UVR.
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Evolution Essays
Evolution Essays. By: Mr. Schiller James Monroe HS. ESSAY Do’s and Don’ts. Do: First thing- Read the Question. Second thing – Read the Question. Third Thing – Read the Question. Answer the Question, Only the Question and All the Parts of it.
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Five Things Evolutionists Don’t Want You to Know!
Five Things Evolutionists Don’t Want You to Know!. … “Darwinism remains one of the most successful scientific theories ever promulgated”. “ Darwin didn’t want to murder God, as he once put it. But he did”.
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Charles Darwin: Theory of Evolution
Charles Darwin: Theory of Evolution. By Laura Davis 2005. What is Evolution?. The term evolution refers to process of change Charles believed that species would evolve and develop certain habits. Childhood. Born in 1809 in Shrewsbury, Shropshire, England.
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Classification and phylogeny
Classification and phylogeny. Early classification schemes. Fish & whales Flies & birds Frogs & alligators Squirrels & monkeys. Early classification schemes. Fish & whales Flies & birds Frogs & alligators Squirrels & monkeys. Swim in water Fly in air Crawl in mud Climb in trees.
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Organizational Change Management
Organizational Change Management. Dr. Charles Poplos. Agenda. Overview Kotter model Connor model Appreciative Inquiry Common threads. Organizational Change. What are the Institution’s Responsibilities?. Understand your institution’s culture.
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BIOLOGY 101
BIOLOGY 101. Scientific Study of Life Introduction to Biology. Life in the Trees. The lives of gray-headed flying foxes are closely entwined with the lives of the eucalyptus trees that form their habitat Eucalyptus trees provide food and roosting sites for the flying foxes
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Evolutionary History
Evolutionary History. Evolution does not occur in a vacuum; it depends on: Geology – distribution of land and water Climate – temperature, precipitation, latitude, ocean currents Chemistry – water, atmosphere, soil Other organisms
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Lesson Overview
Lesson Overview. 1.3 Studying Life. Characteristics of Living Things. What characteristics do all living things share?
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Evolution
Evolution. Patterns of evolution. Four types
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Chapter 22 Developmental mechanisms of Evolutionary Change
Chapter 22 Developmental mechanisms of Evolutionary Change. “ __________ ” is a recent term used to describe the merging of the developmental genetic approach to ____________. 1800s- Two major views concerning the origin of species.
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Evolution
Evolution. Chapters 19 through 22. Learning Objectives. Compare microevolution to macroevolution Define and discuss natural selection Relate Darwin’s contributions to our overall understanding of evolution Compare phenotype and genotype
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