Fact 1: Behaviors that improve fitness increase through natural selection.

Fact 2: Adaptation traits contribute to individual fitness and to the evolution of animal genetic resources.

Given the two facts above, answer the question "The evolution of animal genetic resources can be impacted by:" with the following options: 
- extinction
 - Mars
 - competition
 - Darwin
 - agriculture
 - behavior
 - environment
 - Galapagos Islands


 

      behavior   