What is genetic composition of Colombians?
Best insight from top research papers
The genetic composition of Colombians is characterized by a complex admixture of Native American, European, and African ancestries. Studies on Colombian populations reveal significant regional variations in ancestry proportions, with the Pacific region showing the highest African admixture, the Amazonia region having the highest Native American ancestry, and the Andean and Orinoquian regions displaying the highest European genetic influence. Autosomal, X-chromosome, mtDNA, and Y-chromosome analyses indicate a pattern of admixture involving predominantly Native American women and European and African men across different regions of Colombia, highlighting the diverse genetic heritage of the Colombian population. The genetic makeup of Colombians reflects a rich history of interethnic crosses, contributing to the unique and varied ancestry observed in different regions of the country.
Answers from top 5 papers
More filters
| Papers (5) | Insight |
|---|---|
30 Jun 2012 | Colombians exhibit a genetic composition resulting from European, Amerindian, and African admixture, with a predominant European paternal contribution (77.5%) and Amerindian maternal lineage prevalence (89%). |
134 Citations | Colombians exhibit diverse genetic ancestry with a pattern of admixture involving Native American women, and European and African men, as indicated by autosomal, X-chromosome, mtDNA, and Y-chromosome markers. |
Open access 01 Jan 2012 116 Citations | Colombians exhibit diverse genetic ancestry with a mix of Native American, European, and African heritage, as revealed by autosomal, X-chromosome, mtDNA, and Y-chromosome markers in the study. |
67 Citations | Colombians exhibit a genetic composition resulting from admixture of Native American, European, and African ancestries, varying across regions with the Pacific region showing the highest African ancestry. |
Open access•Journal Article 2 Citations | The genetic composition of Colombians from the Department of Cauca is approximately 48% Native American, 39% European, and 14% African based on autosomal AIM-InDels markers. |
Related Questions
What is genetic diversity?5 answersGenetic diversity refers to the variation in genetic characteristics within a population. It is crucial for species diversity, ecosystem health, and adaptation to changing environments. Genetic diversity can be observed at different levels, from differences between species and breeds to variations within individuals. This diversity is measured by the number of actual variations present in a population, reflecting the potential for adaptation and evolution. Genetic diversity is essential for natural and artificial selection processes, aiding in the development of improved performance and adaptation to environmental changes. Molecular genetic techniques have been instrumental in quantifying genetic diversity and guiding management decisions for both wild and captive populations. Efforts to conserve genetic diversity are crucial for the long-term survival and sustainability of species and ecosystems.
What is the composition of banana?4 answersBananas are rich in various nutrients and minerals. They contain essential elements like phosphorus, magnesium, iron, and zinc, with plantain stalks having higher concentrations of these minerals compared to banana stalks. Additionally, bananas are a good source of energy due to their high starch content, making them suitable for livestock diets. Different varieties of bananas, such as Robusta, Rasakadali, and Red banana, exhibit varying nutritional compositions, with Robusta showing higher protein, fat, carbohydrates, ash, fiber, and energy content, along with elevated levels of calcium, manganese, and iron. Furthermore, bananas are considered functional food due to their fiber, phytochemicals, vitamins, and mineral content, offering benefits like constipation prevention, hypertension control, and potential cancer prevention.
What is genotyping by sequence?4 answersGenotyping by sequencing (GBS) is a method for discovering and genotyping single nucleotide polymorphisms (SNPs) in a genome. It involves reducing the complexity of the genome using restriction enzymes and then sequencing the resulting fragments. GBS has several advantages, including its ability to generate high-quality SNPs, its relatively low cost, and its applicability to species without a reference genome. It has been successfully used in various research areas, such as identifying hybrid individuals between different species, population studies, taxonomic and phylogenetic studies, germplasm characterization, and breeding and trait mapping. GBS has also been combined with other techniques, such as CRISPR/Cas9 technology, to deplete repetitive elements in large and repetitive genomes, thereby improving the accuracy and efficiency of genotyping.
What is species composition?5 answersSpecies composition refers to the combination and relative abundance of different species within a biological community. It provides information about the structure and dynamics of a community, as well as the environmental conditions and historical events that have influenced it. Changes in species composition can be used as a sensitive indicator of ecological changes in the environment. Analyzing species composition involves summarizing the data into metrics or indices, comparing the similarity among sites or samples, and evaluating temporal trends. Statistical methods, such as Aitchison's geometry and logistic normal distribution, can be used to model and analyze species composition data. Understanding species composition is important for studying biodiversity, ecosystem functioning, and the impacts of environmental disturbances on biological communities.
Which factors contribute to the success of entrepreneurship programs in Colombian companies?5 answersThe success of entrepreneurship programs in Colombian companies is influenced by several factors. These factors include offering quality services, having committed human talent, and the adequate management of resources. Additionally, the Colombian entrepreneurship ecosystem is characterized by factors such as funding and finance, accessible markets, regulatory framework and infrastructure, and cultural support, which have a significant impact on the performance outcomes of entrepreneurs. Furthermore, the dynamism of Colombian SMEs is determined by resources and capabilities such as technology, brand positioning, the ability of the entrepreneur to resolve conflicts, and the flexibility to adapt to new scenarios, as well as the recognition and support from the community and various stakeholders. Overall, these factors contribute to the success of entrepreneurship programs in Colombian companies by enabling social inclusion, fostering business renewal strategies, and enhancing corporate entrepreneurship.
What is biochemical composition?4 answersBiochemical composition refers to the specific combination and quantities of various biological components present in a substance or organism. It includes the presence and proportions of different molecules such as proteins, carbohydrates, lipids, amino acids, minerals, and other bioactive compounds. The biochemical composition of a substance or organism can have significant implications for its biological activity, functionality, and potential applications. For example, in the context of biological compositions derived from bone marrow, the mixture contains non-whole cellular components, active and inactive components of biological activity, cell fragments, cellular excretions, cellular derivatives, and extracellular components. In the case of seaweeds, their biochemical composition includes total protein, carbohydrate, lipid, fatty acids, amino acids, minerals, and dietary fibers, which contribute to their nutritional and medicinal properties. Understanding the biochemical composition of substances and organisms is crucial for assessing their potential benefits and applications in various fields such as agriculture, medicine, and nutrition.