Share this entry

Share this page

kin selection

Line breaks: kin se¦lec|tion

Definition of kin selection in English:

noun

[mass noun] Zoology
Natural selection in which an apparently disadvantageous characteristic (especially altruistic behaviour) increases in the population due to increased survival of individuals genetically related to those possessing the characteristic.
Example sentences
  • But kin selection theory explains altruistic behaviour as a clever strategy devised by selfish genes as a way of increasing their representation in the gene-pool, at the expense of other genes.
  • A prerequisite for individuals accruing advantages through kin selection is interaction among relatives.
  • A predominant theory of social evolution is kin selection, which notes that it is advantageous for individuals to help their relatives because it increases the number of their shared genes in future generations.

Definition of kin selection in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day tenebrous
Pronunciation: ˈtenəbrəs
adjective
dark; shadowy or obscure