'Repetitive dna' diaporamas de présentation

Genomes & their evolution

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Eukaryotic chromosomes

Eukaryotic chromosomes. Bacterial Eukaryotic DNA is in a nucleoid body DNA is in chromosomes There is one large DNA molecule There are many molecules Circular Linear. The DNA in the diploid nucleus is ~2 meters long. It is present in a nucleus that is a 1000 cubic microns.

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Genome Evolution Chapter 24

Genome Evolution Chapter 24. Introduction. Genomes contain the raw material for evolution Comparing whole genomes enhances Our ability to understand evolution To improve crops To identify genetic basis of disease. Comparative Genomics.

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Outline for today

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Outline for today

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Introduction to Comparative Genomics

Introduction to Comparative Genomics. Dave Ussery Biological Sequence Analysis DTU course # 27803 15 April, 2005. Outline. What is a genome?. ? X174. gagttttatc gcttccatga cgcagaagtt aacactttcg gatatttctg atgagtcgaa aaattatctt gataaagcag gaattactac tgcttgttta

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The Cellular and Molecular Basis of Inheritance

The Cellular and Molecular Basis of Inheritance. Components of Inheritance. Cell Nucleus Cytoplasm DNA Composition Structure Replication Transcription Chromosomes. Chromosome Structure.

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DNA

DNA. Introduction.

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Junk DNA domestic imported (e.g., dead genes) (e.g., retroviruses)

Junk DNA domestic imported (e.g., dead genes) (e.g., retroviruses). 1.5%. Exons. Introns ( junk ). Intergenic regions ( junk ). The genome is empty. Junk DNA = 98.5%. Why do similar species have different genome sizes?. Creation of Junk. Disposal

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Junk DNA domestic imported (e.g., dead genes) (e.g., retroviruses)

Junk DNA domestic imported (e.g., dead genes) (e.g., retroviruses). 1.5%. Exons. Introns ( junk ). Intergenic regions ( junk ). The genome is empty. Junk DNA = 98.5%. Why do similar species have different genome sizes?. Creation of Junk. Disposal

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All work and no play makes Jack a dull boy.

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VII. DNA and Genome Structure A. Search for the Genetic Information

VII. DNA and Genome Structure A. Search for the Genetic Information B. Determining DNA Structure C. Chromosome Structure. VII. DNA and Genome Structure A. Search for the Genetic Information B. Determining DNA Structure C. Chromosome Structure 1. Eukaryotic Chromosomes.

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DNA Denaturation by: -Heat -Chemicals (e.g. formamide) -High pH

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Chapter 5 The Content of the Genome

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SGN23 The Organization of the Human Genome

SGN23 The Organization of the Human Genome. 2% of DNA actually consists of coding regions (exons), or codes for rRNA or tRNA 5% might be regulatory regions associated with genes (proximal and distal control elements, etc.) 20% of genome consists of introns

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Chromosome Structure- Chapter 11

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Chapter 21

Chapter 21. Genomes and Their Evolution. Bioinformatics. Use of computers, software, and math models to process and integrate data from sequencing projects. Human Genome Project. Purpose : to sequence the entire human genome Completed in 2003

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Forensic Sciences: DNA testing

Forensic Sciences: DNA testing. Forensic Sciences. The application of a broad spectrum of sciences to answer questions of interest to the legal system. Fields of Study. Latent Print analysis Toxicology Crime Scene Photography Document analysis Blood Spatter analysis Ballistics.

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BIO 304 Lecture 13

BIO 304 Lecture 13. What is the name of the inactivated X chromosome in female somatic cells ? 1. Polar body 2. Golgi body ? 3. Barr body 4. Lyon body 5. XIST . The DNA of the Barr body is inactive and highly condensed. This type of DNA is more generally referred to as

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