Assertion: altruism | /r/HasProperty | phenomenon
Facets:
value: within itself
type: LOCATION
Source sentences:
text: Altruism is a phenomenon in which an individual performs what appears to be a selfless act for another individual or its colony at great potential threat to itself (Nagel, 1978).
text: ─ traits that reduce an individual’s fitness while increasing the fitness of another ─ constitute a well-known puzzle for the theory of natural selection; because altruism is a phenomena that one seems to encounter daily in biology and society; and because altruism via group selection may explain some major evolutionary transitions in the history of life (such as the transition from separate molecules into a gene, from individual genes into a chromosome, from individual cells into a multi-cellular organism, and from multi-cellular organisms turning into a social group).
text: Altruism is a phenomenon within itself.