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Inbreeding is the production of offspring from the mating or breeding of individuals or organisms that are closely related genetically. [1] By analogy, the term is used in human reproduction , but more commonly refers to the genetic disorders and other consequences that may arise from expression of deleterious recessive traits resulting from ...
Seen here are a group of children in Kibbutz Gan Shmuel, circa 1935–40. The Westermarck effect , also known as reverse sexual imprinting , is a psychological hypothesis that states that people tend not to be attracted to peers with whom they lived like siblings before the age of six.
Genetic purging is the increased pressure of natural selection against deleterious alleles prompted by inbreeding. [1]Purging occurs because deleterious alleles tend to be recessive, which means that they only express all their harmful effects when they are present in the two copies of the individual (i.e., in homozygosis).
Inbreeding avoidance, or the inbreeding avoidance hypothesis, is a concept in evolutionary biology that refers to the prevention of the deleterious effects of inbreeding. Animals only rarely exhibit inbreeding avoidance. [ 1 ]
Therefore the coefficient of inbreeding of individual G is = (+) = + = %. If the parents of an individual are not inbred themselves, the coefficient of inbreeding of the individual is one-half the coefficient of relationship between the parents. This can be verified in the previous example, as 12.5% is one-half of 25%, the coefficient of ...
The year’s surprise sensation, Alison Espach’s improbably fun novel follows the adventures of a severely bummed out young woman who finds herself accidentally crashing a lavish wedding at a ...
Ruth B. Bottigheimer catalogued this and other disparities between the 1810 and 1812 versions of the Grimms' fairy tale collections in her book, Grimms' Bad Girls And Bold Boys: The Moral And Social Vision of the Tales. Of the "Rumplestiltskin" switch, she wrote, "although the motifs remain the same, motivations reverse, and the tale no longer ...
Kennedy disputes the anti-vaccine tag, but chaired the Children’s Health Defense, a nonprofit organization that focuses on anti-vaccine messaging. "He (Kennedy) does not disagree with ...