Mating System I Fun with Nonrandom Mating: Our Topics • • • • • • Classification of mating systems Definitions Consequences of inbreeding Inbreeding in pedigrees Regular systems of inbreeding Estimation of mating system parameters Classification of Mating Systems • Random mating • Assortative mating . . . may be: – Phenotypic or genotypic – Positive or negative (disassortative) • Inbreeding – Mating among relatives (more frequently than would occur at random) – Special type of genotypic
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1. Alleles are different versions of the same gene and one may be dominant to the other. –TRUE 2. In a dihybrid cross of a mother and father who are both heterozygous dominant for chin fissures and dimples‚ what would be the phenotypic ratio of chin fissures and dimples in their offspring? –-9:3:3:1 3. If two alleles are heterozygous‚ it means they are the same allele. --FALSE 4. If the letter ""C"" stands for the dominant allele for having a chin fissue and the letter ""c"" stands for the recessive
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1. The parts of a tree Branch Node Branching‚ non branching Root‚ terminal‚ non-terminal Labels 2. Domination Structural relations - relations that hold between the different parts 2.1 Domination * Node A dominates Node B if and only if A is higher up in the tree than B and if you can trace a line from A to B going only downwards. * A containment relation - see bracketed diagram! Question: What’s proper vs simple domination? 2.2 Exhaustive domination
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INVESTIGATION OF THE INHERITANCE OF THE ROSETTE GENE IN BRASSICA RAPA By: Justine Poorbaugh Foundations of Biology 2 Laboratory Thursday 2:30 PM Professor Cheek April 21‚ 2011 ABSTRACT The Brassica rapa is a rapid growing plant that has a standard form and a mutant rosette form. Relative to normal plants‚ the rosette form is shorter and takes longer to flower. The mode of inheritance of the rosette gene was tested by crossing two true-breeding plants‚ one of each form. The F1 generation
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Genetics of Sickle Cell Anemia Objectives • To observe how a disease can act as a selective force • To describe changes in allele frequencies in a population as a result of a selective force Hypothesis The starting ratio of HbA to HbS is 3:1; in a typical population‚ the Homozygous Dominant Gene would become the standard‚ but because carrying the Heterozygous version of the allele has an advantage to fighting Malaria it will become the dominant Allele for the population. The HbA/HbS gene will
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Concepts in Biology 2013: First Lab Report. FEEDING HABITS OF DROSOPHILA MUTANTS Name: Joshua Suidgeest Student ID: U3081023 Tutorial Day and Time: Friday’s at 14:30 (until 17:30) Tutor’s Name: Sandy I declare that the written work presented in this report is my own work. Abstract As a pre-introduction to this lab report as a whole‚ this experiment was carried out to answer some questions that may come to mind when “Drosophila” and “Inheritance” are put in the same sentence
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Problem Set 1 Ben Polak‚ Econ 159a/MGT522a. Four Questions due September 19‚ 2007. 1. Strictly and Weakly Dominated Strategies? What is the de nition of a strictly dominated strategy? What is the de nition of a weakly dominated strategy? Give an example of a two-player game matrix where one player has three strategies‚ one of which is strictly dominated; and the other player has three strategies‚ one of which is weakly (but not strictly) dominated. Indicate the dominated strategies. 2. Iterative
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Genetic Traits Exercise: Introduction: The pioneer of modern day genetics was an Austrian Monk named Gregor Mendel‚ who established the basic laws of heredity from his studies with pea plants in the late 1800s. Mendel’s fundamental genetic principles may be applied to a variety of traits from many different organisms. Each genetic trait‚ such as flower color‚ is regulated by a pair of genes called alleles. These alleles are found at particular places on the chromosomes called loci. During meiosis
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limitations to care. The continuum of care is one of the concepts that is applied to prevent the limitations within the system. Continuum of care is defined as: A range of services developed and organized to address the variety of needs individuals have as they age. This concept recognizes and considers the availability and extent of short-term and long-term care systems and services in the community and in institutional settings. Included in the continuum of care are residential
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Approaches to Decision Making Johanna Ruiz HCA/250 March 29‚ 2013 Robbie Johnson Decision Making Managers are faced with many different types of decision every day on the job and off the job as well. We do make decisions everyday that come naturally to ourselves‚ but when you are placed on a managers position you are not only making a decision that will affect yourself but your employees as well. Employees count on the managers to look out for them and make sure that their best
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