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Capítulo 13

Genomas y Evolución

Relaciones evolutivas por comparaciones  genómicas
Relaciones evolutivas por comparaciones genómicas
Genome comparison is one of the excellent ways to interpret the evolutionary relationships between organisms. The basic principle of genome comparison is ...
Errores de copia del genoma
Errores de copia del genoma
DNA replication is a well-evolved process that copies millions of base pairs with high fidelity during each cell division. Occasionally a wrong base or a ...
Árboles poligenéticos
Árboles poligenéticos
Phylogenetic trees come in many forms. It matters in which sequence the organisms are arranged from the bottom to the top of the tree, but the branches ...
Sintenia y Evolución
Sintenia y Evolución
John H. Renwick first coined the term “synteny” in 1971, which refers to the genes present on the same chromosomes, even if they are not ...
Secuencias conservadas en múltiples especies
Secuencias conservadas en múltiples especies
Next-generation sequencing technologies have created large genomic databases of a variety of animals and plants. Ever since the human genome project was ...
Duplicación génica y divergencia
Duplicación génica y divergencia
The seminal work of Ohno in 1970 popularized the idea of gene duplication and divergence. DNA sequence comparison studies reveal that a large portion of ...
Recombinación de exón
Recombinación de exón
The evolution of new genes is critical for speciation. Exon recombination, also known as exon shuffling or domain shuffling, is an important means of new ...
Comparando las variaciones del número de copias y SNPs
Comparando las variaciones del número de copias y SNPs
Sequencing of the human genome has opened up several best-kept secrets of the genome. Scientists have identified thousands of genome variations that exist ...
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