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The DNA segments that carry this genetic information are called genes, and their location within the genome are referred to as genetic loci, but other DNA sequences have structural purposes, or are involved in regulating the use of this genetic information.
2 lut 2021 · Decades of research in evolutionary genetics has shown that genomic plasticity, in particular variation in gene copy number, is a favored mechanism to provide rapid adaptation to adverse environmental conditions through increase in gene dosage.
13 mar 2015 · The DNA in plant cells is found in the nucleus, the mitochondria and the chloroplasts. The latter two organelles are descendants of bacteria that were captured by a eukaryotic cell and have become endosymbionts.
1 kwi 2007 · The authors discuss the results of pilot methylation filtration sequencing projects in several plant species. They estimated the gene content of different plant genomes by analyzing their whole-genome shotgun sequence set. In general, they report that most plant species have large numbers of genes.
19 paź 2020 · Here, we describe how plant genomes have been harnessed for studies of plant phylogeny and diversification, with examples spanning all green plants, a clade of nearly half a million species spanning nearly a billion years of evolutionary time.
For Arabidopsis, over 26,500 gene loci have been predicted, whereas for rice, the number adds up to 41,000. Recent analysis of the poplar genome suggests more than 45,000 genes, and partial sequence data from Medicago and Lotus also suggest that these plants contain more than 40,000 genes.
20 mar 2024 · A database named N3: plants, genomes, technologies has been developed to accommodate the metadata associated with the 3,517 genomes that have been sequenced from 1,575 plant species since 2000.
