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Biology 2250 Principles of Genetics

Biology 2250 Principles of Genetics. Announcements Test I marks are posted outside SN-3021 and in the lab. Exams will be returned Tuesday Spring Biology Courses at Harlow: http://www.mun.ca/harlow/. Weekly Online Quizzes. Marks

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Biometrical Genetics

Biometrical Genetics. Shaun Purcell Twin Workshop, March 2004. Single locus model. Genetic effects ? variance components Genetic effects ? familial covariances Variance components ? familial covariances. A DE Model for twin data. [0.25/1]. [0.5/1]. 1. 1. 1. 1. 1. 1. E. D. A.

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Biometrical Genetics

Biometrical Genetics. Shaun Purcell Twin Workshop, March 2004. Single locus model. Genetic effects ? variance components Genetic effects ? familial covariances Variance components ? familial covariances. A DE Model for twin data. [0.25/1]. [0.5/1]. 1. 1. 1. 1. 1. 1. E. D. A.

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Population Genetics

Population Genetics. Population Genetics. Population genetics is concerned with the question of whether a particular allele or genotype will become more common or less common over time in a population, and Why. Example:

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Population Genetics

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Gene

Gene. A unit of heredity that controls the development of one trait Made of DNA. Allele. Member of a paired gene One allele comes from each parent Dominant alleles are expressed Recessive alleles are not expressed in the presence of a dominant allele

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Topic 11. Lecture 19. Mode of Reproduction, Population structure, Random drift.

Topic 11. Lecture 19. Mode of Reproduction, Population structure, Random drift. Factors of Microevolution: 1) Mutation 2) Selection 3) Mode of reproduction 4) Population structure 5) Random drift

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Genetics

Genetics. What is Genetics?. Genetics The study of heredity Heredity The passing of traits from one generation to the next. Inherit Generation Organisms that are descended from a common ancestor. DNA. DNA

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Fig. 10-1a, p.152

Fig. 10-1a, p.152. ATP. ATP. Fig. 10-1b, p.152. p.153. Fig. 10-2, p.154. carpel. stamen. a Garden pea flower, cut in half. Sperm form in pollen grains, which originate in male floral parts (stamens). Eggs develop, fertilization takes place,

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2 nd Six Weeks Review

2 nd Six Weeks Review. Photosynthesis converts ____ energy into ______ energy . Photosynthesis converts light energy into chemical energy . What is the high-energy molecule that stores energy from food?. ATP.

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The effect of non-random mating on H

The effect of non-random mating on H. Given 2 cases, with N = 150 and N e = 100 (population A) N e = 36 (population B) H t=1 = 1 - 1 H t = the proportion of heterozygosity 2 N e remaining in the next (t=1) generation

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Happy Bulls, Happy Cows, Haplotypes

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Evolution within a Population Hardy-Weinberg Equilibrium

Evolution within a Population Hardy-Weinberg Equilibrium. What is a Population?. A _____________________________________________________________________________________ Individuals must be of the same species in order to mate. A Defintion.

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Alphabet I

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FLASHING LIGHT SIGNALING

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Microevolution and Changing Alleles (The Hardy-Weinberg Principle) (Chap. 19)

Microevolution and Changing Alleles (The Hardy-Weinberg Principle) (Chap. 19). Know from text: population, gene pool, population genetics, allele frequency. Hardy Weinberg Principle/Equation. In genetics, frequency refers to a proportion or percentage

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