AP BIOLOGY

Detailed explanation-1: -Altruism is a form of behaviour that benefits other individuals at the expense of the one that performs the action; … In kin selection. … role in the evolution of altruism, cooperation, and sociality; however, the term kin selection was coined in 1964 by British evolutionary biologist Maynard Smith.

Detailed explanation-2: -Evolutionary biologists determined that an animal’s behaviors are altruistic when they benefit other individuals, even to the potential detriment of themselves. Species with complex social structures like bees, ants and termites provide great examples of biological altruism.

Detailed explanation-3: -Altruism refers to behavior that benefits another individual at a cost to oneself. For example, giving your lunch away is altruistic because it helps someone who is hungry, but at a cost of being hungry yourself.

Detailed explanation-4: -Altruism is a type of behavior that occurs within a species rather than between different species, when an individual acts in a way that increases the chance for survival of another individual while decreasing the chance of survival of the actor.

Detailed explanation-5: -Altruism is when we act to promote someone else’s welfare, even at a risk or cost to ourselves.