Match the following statements with the appropriate term The terms are: a.Genetic polymorphism b. Stabilizing selection c. Directional selection d.gene flow e. Vestigial f.heterochrony g. Cline i. Polyploidy j. genetic drift L. Natural selection m. Sexual dimorphism n. Adaptation o. Homology p. Convergence q. Disruptive selection Match the following statements with the appropriate term random fluctuation in gene pool (e.g., bottleneck & founder effect) Answer 1 mutational change that results in individuals with more than two sets of chromosomes, sometimes leading to a distinct species Answer 2 when adult males and adult females of the same species differ in their physical appearance Answer 3 similar adaptations resulting from a common ancestor (for example, all canines have long snouts because their common ancestor did, too). Answer 4 genetic input from other populations Answer 5 favours intermediate variants by acting against both extremes Answer 6 accumulation of inherited characteristics that enhance one's ability to survive and reproduce Answer 7 graded variation in a trait that parallels a gradient in the environment Answer 8 similar adaptations resulting from similar roles in similar habitats (for example, the tasmanian "wolf" is not a dog at all). Answer 9 differential success in the reproduction of different phenotypes resulting from the interaction of organisms with their environment Answer 10 ancestral structure that has become obsolete; for example the hind limbs found in transitional whale fossils Answer 11 favours individuals at one end of the phenotypic range Answer 12 favours individuals on both extremes of phenotypic range Answer 13 variation in the relative rates of growth of various parts of the body (during development), which helps shape the organism Answer 14 existence of two or more distinct alleles at a given locus in a population’s gene pool Answer 15

Biology (MindTap Course List)

11th Edition

ISBN:9781337392938

Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Publisher:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Chapter19: Evolutionary Change In Populations

Section: Chapter Questions

Problem 10TYU: Which of the following is not true of natural selection? (a) natural selection acts to preserve...

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Match the following statements with the appropriate term The terms are: a.Genetic polymorphism b. Stabilizing selection c. Directional selection d.gene flow e. Vestigial f.heterochrony g. Cline i. Polyploidy j. genetic drift L. Natural selection m. Sexual dimorphism n. Adaptation o. Homology p. Convergence q. Disruptive selection Match the following statements with the appropriate term random fluctuation in gene pool (e.g., bottleneck & founder effect) Answer 1 mutational change that results in individuals with more than two sets of chromosomes, sometimes leading to a distinct species Answer 2 when adult males and adult females of the same species differ in their physical appearance Answer 3 similar adaptations resulting from a common ancestor (for example, all canines have long snouts because their common ancestor did, too). Answer 4 genetic input from other populations Answer 5 favours intermediate variants by acting against both extremes Answer 6 accumulation of inherited characteristics that enhance one's ability to survive and reproduce Answer 7 graded variation in a trait that parallels a gradient in the environment Answer 8 similar adaptations resulting from similar roles in similar habitats (for example, the tasmanian "wolf" is not a dog at all). Answer 9 differential success in the reproduction of different phenotypes resulting from the interaction of organisms with their environment Answer 10 ancestral structure that has become obsolete; for example the hind limbs found in transitional whale fossils Answer 11 favours individuals at one end of the phenotypic range Answer 12 favours individuals on both extremes of phenotypic range Answer 13 variation in the relative rates of growth of various parts of the body (during development), which helps shape the organism Answer 14 existence of two or more distinct alleles at a given locus in a population’s gene pool Answer 15

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