Description: The term ‘xenogenetic’ refers to genetic characteristics that come from different species. This concept is fundamental in the study of comparative genetics, where similarities and differences in the genetic material of various species are analyzed to better understand evolution and molecular biology. Xenogenetics encompasses gene transfer between species, which can occur naturally through processes such as horizontal gene transfer or be artificially induced through genetic engineering techniques. This field of study is crucial for biotechnology, as it allows for the creation of genetically modified organisms (GMOs) that may possess desirable traits, such as disease resistance or higher crop yields. Additionally, xenogenetics is also related to medicine, where researchers investigate the possibility of using genes from one species to treat diseases in another, opening new avenues for the development of innovative therapies. In summary, xenogenetics is an area of genetics that explores the genetic interconnection between different species, providing a deeper understanding of biological diversity and its practical applications in science and medicine.