'Coat colour' presentation slideshows

Heredity

Heredity. Heredity. 2. Recap. Genes control the characteristics of living organisms. Genes are carried on the chromosomes. Chromosomes are in pairs, one from each parent. Genes are in pairs. Genes controlling the same characteristics occupy

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Test Crosses & Dihybrid Crosses

Test Crosses & Dihybrid Crosses. Y=yellow, y=green, R=round, r=wrinkled According to the Law of Independent Assortment, a plant that is hybrid for 2 traits will form FOUR different gametes Y y R r Y R Y r y R y r. Independent assortment and Segregation. Possible gametes.

547 views • 31 slides

BIOL 1106 GENETICS Lecture 3

BIOL 1106 GENETICS Lecture 3. Dr. Lawrence Ramsden Department of Botany. The Complications. Multiple alleles Incomplete dominance Codominance Epistasis Lethal alleles Expression Continuous variation Environmental effects. Multiple Alleles. A gene may have many alleles not just 2

598 views • 30 slides

Clustering of breed types : Preliminary results

Clustering of breed types : Preliminary results. Anette van Dorland. ILRI, Addis Ababa, Ethiopia, 26 February 2003. Introduction. 1. Large number of unknown breed types: How different/similar are these breed types from each other ? 2. Farmers knowledge versus enumerator observation.

355 views • 25 slides

Homework p. 148 q. 2

Homework p. 148 q. 2.

227 views • 22 slides

Starter Guinea pig sheet

Monday 7th November COPY LO : To be able to describe and predict outcomes for co-dominance and multiple alleles. Starter Guinea pig sheet. BATS. Explain how co-dominance affects the inheritance of characteristics Explain how multiple alleles affects inheritance

306 views • 19 slides

Chromosomes and Heredity

Chromosomes and Heredity. When Gregor Mendel formulated his laws of inheritance of traits, he did not know about meiosis or the existence of chromosomes in cells. Mendel concluded that each trait has two factors (now known as alleles)

357 views • 18 slides

DNA-Testing for single gene traits: COAT COLOUR

DNA-Testing for single gene traits: COAT COLOUR. Dr. Munro Marx and Joubert Oosthuizen Unistel Medical Laboratories (Pty) Ltd. From cell to genome. Cells: The fundamental working units of a living organism. DNA: Found in the nucleus of cells

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PETS

666 views • 16 slides

Dairy

333 views • 13 slides

TEST CROSS

537 views • 5 slides

Keywords: variation, adaptation, Kingdom, characteristics, species, fertile, hybrid.

B1 Topic 1 Classification, Variation and Inheritance This topic looks at:: Classification, vertebrates and invertebrates, species, variation, reasons for variety, evolution, genes, explaining inheritance, genetic disorders. Give the features of the five kingdoms of organisms.

57 views • 4 slides