Basic concepts of population genetics - Bioversity International

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In summary To analyse and interpret genetic diversity data we must be acquainted with: A few basic definitions of population genetics The Hardy-Weinberg principle Calculating allele and genotype frequencies The primary causes of changes in genetic diversity: mutation, migration, recombination, selection and drift Copyright: IPGRI and Cornell University, 2003 Population genetics 44 44
By now you should know … The basic definitions used in population genetics The Hardy-Weinberg principle How to calculate allele frequencies with marker data The mating system’s effect on a population’s diversity The main sources of variation and their consequences Copyright: IPGRI and Cornell University, 2003 Population genetics 45 45
Page 1 and 2: Genetic diversity analysis with mol
Page 3 and 4: Definitions: Population genetics T
Page 5 and 6: Phenotypic variation Pink Pale crea
Page 7 and 8: Genotype is … The description of
Page 9 and 10: What is polymorphism? ‘Presence
Page 11 and 12: Population structure Three levels o
Page 13 and 14: Allele frequency Allele frequency
Page 15 and 16: Genotype frequency This is the fre
Page 17 and 18: Demonstrating the H-W principle Gen
Page 19 and 20: The chi-square test This hypothesi
Page 21 and 22: Calculating allele frequencies: Exa
Page 23 and 24: Locus A B D … with a codominant m
Page 25 and 26: Locus A Locus B Locus D … with a
Page 27 and 28: ... with a codominant gene having m
Page 29 and 30: Random mating Mating that takes pl
Page 31 and 32: Inbreeding coefficient It compares
Page 33 and 34: Forces shaping genetic diversity M
Page 35 and 36: Migration It is the movement of in
Page 37 and 38: Selection It is the inherited abili
Page 39 and 40: Effective population size Ne is th
Page 41 and 42: Consequences … (continued) A bot
Page 43: Appendix 1 Copyright: IPGRI and Cor
Page 47:
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