PPT-The effect of genetic variation in

unsuccessful infertility treatment N Ghasemi Abortion Research Center Reproductive S ciences Institute Yazd Shahid sadoughi Medical Sciences University Infertility is a significant global health problem and socioeconomic burden affecting 15 of childbearingage individuals worldwide and with an increasing prevalence over the last two . How to conserve and manage specific species populations. Jenny J. Warnken. Global Biodiversity. *The variety of living . organisms. and the variety of . processes. t. hat . support. these organisms* . . vs . Plasticity. The Problem:. People often wish to jump to the conclusion that a trait. . change . they see is the result of adaptation. However. , that is not always the case. There are other mechanisms that could cause phenotypic variation. Ling Fung . Tang. 1,5. , . Michael L . Heuer. *2. , Nathan Salomonis. 3. , Alexander Pico. 4. , . Pui. Yan Kwok. 1,5,6. University . of California, San Francisco, Institute of Human Genetics, San Francisco, CA, . Genetic Variation . How can genetic diversity be increased?. How can genetic diversity be decreased?. List as many ways as you can think of. Learning Objectives. Understand what is meant by the ‘Founder effect’ and how it results in a loss of genetic diversity. Genetic Drift. Genetic drift is random fluctuation in allele frequency between generations. . The effects of genetic drift are pronounced in small populations. .. A Genetic Bottleneck is a Form of Genetic Drift. Asexual Reproduction. only one parent is involved.. 100% of the genetic material from the one parent is passed on.. Bacteria . primarily reproduce asexually.. Examples of Asexual Reproduction. Binary fission . Image from about.com . meiosis_metaphase_1.jpg. . Mutations. (changes in an organism’s DNA) are the . original. . source of . all. genetic variation. Mutations create different versions of genes called . You can compare dogs of every breed imaginable! . There is an enormous range of characteristics that are the result of . genetic variation. . . The differences among breeds of dogs are so great that someone might think that many of these breeds are different species. . You can compare dogs of every breed imaginable! . There is an enormous range of characteristics that are the result of . genetic variation. . . The differences among breeds of dogs are so great that someone might think that many of these breeds are different species. . Jode Edwards, USDA ARS. Dustin Mclean, University of . Guleph. Yunfei. Jiang, University of Guelph. Elizabeth, Lee, University of Guelph. Mark Mikel, University of Illinois. Martin Bohn, University of Illinois. By exploring the characteristics offspring inherit when living things reproduce, I can distinguish between inherited and non-inherited characteristics.. SCN 2-14b. Learning intentions. Identify some of the differences between people.. Associate Professor. Variation. . Importance of variation. . Types of variation. . Phenotypic variation. Partitioning of phenotypic variation. Causes of phenotypic variation. G. enetic variation. Genetic Variation & the Founder Effect. Starter. How can genetic diversity be increased?. How can genetic diversity be decreased?. List as many ways as you can think of. Learning Objectives. Understand what is meant by the ‘Founder effect’ and how it results in a loss of genetic diversity. Identify. three examples of inherited characteristics, and three environmental characteristics. Explain. why sound cannot be heard in space. Suggest. some advantages and disadvantages of recycling.