Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/5

Click to flip

5 Cards in this Set

  • Front
  • Back
reciprocal altruism
The process of reciprocating acts of self-sacrificing behavior between two individuals such that both ultimately gain because the benefits outweigh the costs for each. First proposed by Robert Trivers in 1971.
xenophobia
A fear or dislike of strangers.
game theory
A method of examining strategic moves based on mathematics.
evolutionarily stable strategy
A strategy that is successful in a population where that strategy is most common.
ethnocentrism
Perceiving one's own culture as the norm and different cultures as in some way odd or inferior.