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Genetic analysis Donald Winslow 25 February 2011 Green peas from Donalds garden
Gregor Mendel Illustration from Chapter 3 (Mendelian Genetics) of Klug et al., 2009 Concepts of Genetics, 9 th ed. Pearson/Benjamin Cummings, San Francisco.
Objectives Define: heterozygous, homozygous, recessive, dominant, codominant, incomplete dominance, Punnett square, monohybrid cross, dihybrid cross, phenotype, genotype, P generation, F 1 generation, F 2 generation Explain segregation & independent assortment Use Punnett squares to predict results of monohybrid & dihybrid crosses Including human blood group crosses
Monohybrid cross Illustration from Chapter 3 (Mendelian Genetics) of Klug et al., 2009 Concepts of Genetics, 9 th ed. Pearson/Benjamin Cummings, San Francisco.
Segregation observed Parental (P) Generation: Yellow peas X Green peas First Filial (F 1 ) Generation:Yellow peas Second Filial (F 2 ) Generation:Yellow peas + Green peas
Dihybrid cross Illustration from Chapter 3 (Mendelian Genetics) of Klug et al., 2009 Concepts of Genetics, 9 th ed. Pearson/Benjamin Cummings, San Francisco.
Autosomal & sex-linked genes Autosomes have homologues Sex linkage Sex determination in Drosophila & humans Heterogametic and homogametic sex
Pedigree analysis Male squares, female circles Autosomal recessive disorders Autosomal dominant disorders X-linked recessive disorders PolymorphismPTC tasting
4 Chapter 14~ Mendel & The Gene Idea. Mendelian genetics 4 Character (heritable feature, i.e., fur color) 4 Trait (variant for a character, i.e., brown)
Mendelian Genetics Objectives: Apply the 3 principles of genetics from Mendel’s work. Predict and analyze the outcomes expected in monohybrid and dihybrid.
Mendelian Patterns of Inheritance BIOLOGY. Gregor Mendel ( ) Austrian monk who formulated fundamental laws of heredity in early 1860s. –Studied.
$100 $200 $300 $400 $500 $100$100$100 $200 $300 $400 $500 Topic 1Topic 2Topic 3Topic 4 Topic 5 FINAL ROUND.
Biology AHSGE Standard VII- Applying Mendels Laws.
Mendels Laws of Heredity Why we look the way we look...
Reproduction & genetics Donald Winslow 16 September 2010 Readings from Hoefnagels Biology, McGraw-Hill, New York. Ch. 8 pp (cell cycle &
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 9 Patterns of Genetic Inheritance.
MENDELIAN GENETICS. GARDEN PEAS Advantages seeds easy to obtain characters easy to score crosses easily controlled short generation time large numbers.
4.3 Define… Mendels experiments Monohybrid cross: A cross that tracks the inheritance of a single character. 25% white-flower peas F2F2 75% purple-flower.
GENETICS Ch. 11. Gregor Mendel Genetics is the study of heredity. Genetics is the study of heredity. Gregor Mendel (1860s) discovered the fundamental.
10-1 Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 10 Lecture Outline See PowerPoint Image Slides.
Genetics. Gregor Mendel Father of Genetics published findings on plant breeding and inheritance (During American Civil War) Not discovered.
Genetics. Gregor Mendel Father of Genetics published findings on plant breeding and inheritance (During American Civil War) Not discovered until.
Essentials of Biology Sylvia S. Mader Chapter 10 Lecture Outline Prepared by: Dr. Stephen Ebbs Southern Illinois University Carbondale Copyright © The.
Words to know… Heredity - the passing of traits from parent to offspring. Genetics - the study of heredity. Trait- a specific characteristic Gene- chemical.
GENETICS A Conceptual Approach FOURTH EDITION GENETICS A Conceptual Approach FOURTH EDITION Benjamin A. Pierce © 2012 W. H. Freeman and Company CHAPTER.
Genetics Notes Who is Gregor Mendel? Principle of Independent Assortment – Inheritance of one trait has no effect on the inheritance of another trait “Father.
Ch 8 Genetics. New journal: Ch 8 1. Define heredity. The passing of characteristics from parent to offspring.
College Prep Biology Mr. Martino. Modern genetics began in 1860’s when Mendel discovered fundamental principles of genetics studied physics, math,
Intro to Genetics. Human Chromosomes Mendels Work Gregor Mendel- b Father of Genetics Studied 7 different traits: seed shape & color, seed coat.
Genetics Mendelian Genetics Complete, Incomplete & Codominance.
Chapter 9 FundamentalsOfGenetics Revised by: R. LeBlanc Biology 1/12.
Mendelian Genetics. Mendelian genetics 4 Character (heritable feature, i.e., fur color) 4 Trait (variant for a character, i.e., brown) 4 True-bred (all.
Warm-up Complete these crosses. Give the possible genotypic results and phenotypic results. 1.Free ear lobes are dominant to attached ear lobes in humans.
Todays Objectives: SOL BIO.2e, BIO.6d-BIO.6g Given a description of Mendels work with garden peas, explain and/or identify Mendels principles (dominance,
Click on a lesson name to select. Section 1: Meiosis Section 2: Mendelian Genetics Section 3: Gene Linkage and Polyploidy Chapter 10 Sexual Reproduction.
Types of Chromosomes a. Autosomes Any chromosome that is not a sex chromosome. 1 to 22 b. Sex Chromosomes A chromosome involved with determining the sex.
Todays Objectives TSW employ the four primary rules for solving genetics problems. TSW successfully solve genetics crosses involving one and two alleles.
Do Now: 1. Certain acquired characteristics, such as mechanical or mathematical skill may be inherited. 1. Certain acquired characteristics, such as mechanical.
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