Kin altruism | definition of Kin altruism by Medical dictionary
kin selection (redirected from Kin altruism)
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A biological theory stating that a gene that causes an organism to exhibit behavior detrimental to its survival will increase in frequency in a population if that behavior benefits the organism's relatives, which will pass the gene on to subsequent generations.
kin selection a form of selection favouring altruistic (self-sacrificing) behaviour towards relatives. Such a process ensures that even if the chances of an individual's survival are reduced, some of his or here genes will survive in the relative.