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Capitolo 13

Genomi ed evoluzione

Relazioni evolutive attraverso confronti del genoma
Relazioni evolutive attraverso confronti del genoma
Genome comparison is one of the excellent ways to interpret the evolutionary relationships between organisms. The basic principle of genome comparison is ...
Errori di copia del genoma
Errori di 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 ...
Albero filogenetici
Albero filogenetici
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 ed evoluzione
Sintenia ed evoluzione
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 ...
Sequenze conservate tra specie
Sequenze conservate tra specie
Next-generation sequencing technologies have created large genomic databases of a variety of animals and plants. Ever since the human genome project was ...
Divergenza e duplicazione genica
Divergenza e duplicazione genica
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 ...
Ricombinazione degli esoni
Ricombinazione degli esoni
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 ...
Confronto tra variazioni del numero di copie e SNP
Confronto tra variazioni del numero di copie e SNP
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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