PPT-2013 Homologous & Analogous Structures

5 Webquest Comparative anatomy provides evidence of evolution because it shows that various organisms share a common ancestor http cyemaewordpresscom evolutionofman H omologous structures. Homologous and Analogous Structures. Need to Know. The difference between homologous and analogous structures and how this relates to evolution.. Convergent evolution. Concept 19.3: Evolution is supported by an overwhelming amount of scientific evidence. Book Study Guide (Assigned Monday 4/6). Answers. Chapter 15. 1. Natural selection is a mechanism for…. EVOLUTION. 2. __________ was used to produce purebred Chihuahuas and cocker spaniels.. ARTIFICIAL . Erica, . Nao. , Christian and Justine. What are Homologous Structures? . Structures derived . from a common . ancestor or . same . evolutionary or . developmental . origin. May not perform . the same function but they share a common ancestral origin. . Evolution Videos. How Evolution Works. http://www.youtube.com/watch?v=hOfRN0KihOU. What is Evolution?. http://www.youtube.com/watch?v=GhHOjC4oxh8. What is Natural Selection?. http://www.youtube.com/watch?v=0SCjhI86grU. Evidence of Evolution. Essential Questions. What is the anatomical evidence of evolution?. How are fossils used as evidence of evolution?. What evolutionary evidence do we have from the field comparative embryology?. Organism DNA. 1a. Some of the strongest evidence for evolutionary relationships comes from studying the DNA of different organisms.. 1b. The fact that all organisms use the same DNA molecule to code for genetic information suggests that these organisms share a distant ancestor.. Changes from 2010 to 2013 Construction and Materials . Specifications in Structures Items. 2013 C&MS Section 500- Structures. 501.04- Shop Drawings. Contractor Acceptance of Shop Drawings for Items 513 and 515. Causes of Evolution: . Natural Selection . Migration. Mutation. What is Natural Selection? . Survival of the ‘fittest’. Occurs through INHERITED adaptations. What is migration?. Movement of animals from one area to another. . Fossil evidence for evolution. Most evidence of evolution was originally found in fossils. Fossils can preserve the structure of organisms in sedimentary rock if conditions are just right. . One area of evidence of evolution is embryology, the study of embryos. When we compare embryos we can see shared characteristics of organisms throughout their developmental process. . Genes, gene families and genome organization. 21-22 October, 2019. Klaas. . Vandepoele. Michiel. Van Bel. 1. Cross-species genome analysis. Comparative genomics . is a powerful . tool. to . transfer knowledge. Homologous structures. Human Arm . Bat Wing . Whale Flipper. . Analogous. Structures . Similar functions but NOT structurally related. . Insects are arthropods and birds are vertebrates. . The wing of a bird and the wing of a butterfly are examples of . Meiosis is the. . type of . cell division by which . germ cells . (eggs and sperm) . are produced. . One parent cell produces . four . daughter cells. . Daughter cells have half the number of chromosomes found in the parent cell. Simawi. (Secretary of State for Housing, Communities and Local Government intervening). [2018] EWHC 2733. Hannah Gardiner. Second Successions and . Simawi. 10 June 2019. Second Successions and . Simawi. Get a flash card and quiz at least three people then have a seat to start your quick write.. Quick write. Continuity and Change. —All species tend to maintain themselves from generation to generation using the same genetic code. However, there are genetic mechanisms that lead to change over time, or evolution..