Chapter 3 Basic Principle sof Heredity

Table of Contents: 00:00 - Genetics 00:26 - The Genetics of Blond Hair in the South Pacific 02:57 - 3.1 Gregor Mendel Discovered the Basic Principles of Heredity 04:17 - Pisum Sativum 05:38 - TABLE 3.1 Summary of important genetic terms 07:15 - Genetic Terminology 09:29 - Monohybrid Crosses Reveal the Principle of Segregation and the Concept of Dominance 13:44 - 3.2 Monohybrid Crosses Reveal the Principle of Segregation and the Concept of Dominance 14:53 - 3.2 Monohybrid Crosses Reveal the Principle of Segregation and the Concept of Dominance 15:03 - 3.2 Monohybrid Crosses Reveal the Principle of Segregation and the Concept of Dominance 15:08 - 3.2 Monohybrid Crosses Reveal the Principle of Segregation and the Concept of Dominance 15:20 - What Monohybrid Crosses Reveal 16:17 - TABLE 3.2 Comparison of the principles of segregation and independent assortment 17:35 - Segregation Results from the Separation of the Homologous Chromosomes in Meiosis 20:25 - 3.2 Monohybrid Crosses Reveal the Principle of Segregation and the Concept of Dominance 23:15 - Probability 24:43 - The Multiplication Rule 25:41 - The Addition Rule 26:19 - Binomial Expansion 26:28 - The Addition Rule 26:29 - The Multiplication Rule 26:29 - The Addition Rule 26:35 - The Multiplication Rule 26:36 - Probability 26:37 - 3.2 Monohybrid Crosses Reveal the Principle of Segregation and the Concept of Dominance 27:41 - Probability 27:42 - The Multiplication Rule 27:43 - The Addition Rule 27:44 - Binomial Expansion 30:03 - TABLE 3.3 Pascal's triangle 30:04 - Binomial Expansion 30:45 - TABLE 3.3 Pascal's triangle 31:29 - TABLE 3.4 Coefficients and terms for the binomial expansion (p + q)n for n = 1 through 5 32:09 - 3.2 Monohybrid Crosses Reveal the Principle of Segregation and the Concept of Dominance 32:16 - 3.2 Monohybrid Crosses Reveal the Principle of Segregation and the Concept of Dominance 32:56 - TABLE 3.5 Phenotypic ratios for simple genetic crosses (crosses for a single locus) with dominance 32:58 - 3.2 Monohybrid Crosses Reveal the Principle of Segregation and the Concept of Dominance 36:23 - TABLE 3.5 Phenotypic ratios for simple genetic crosses (crosses for a single locus) with dominance 36:36 - TABLE 3.6 Genotypic ratios for simple genetic crosses (crosses for a single locus 36:55 - 3.3 Dihybrid Crosses Reveal the Principle of Independent Assortment 37:47 - Mendel’s Dihybrid Crosses 39:17 - 3.3 Dihybrid Crosses Reveal the Principle of Independent Assortment 40:25 - Relating the Principle of Independent Assortment to Meiosis 41:41 - 3.3 Dihybrid Crosses Reveal the Principle of Independent Assortment 43:14 - The Dihybrid Testcross 44:18 - 3.4 Observed Ratios of Progeny May Deviate from Expected Ratios by Chance 47:11 - 3.4 Observed Ratios of Progeny May Deviate from Expected Ratios by Chance 47:55 - 3.4 Observed Ratios of Progeny May Deviate from Expected Ratios by Chance