Practice question
Question
Decrease in variance without change in mean indicates:
Explanation
Stabilizing selection reflects key principle in quiz on pyqs-evo theories + genetic drift, where evolutionary mechanisms shape genetic variation and adaptation. In this context, Stabilizing selection aligns with experimental and theoretical evidence from population genetics, behavioral ecology and molecular phylogeny. Textbooks like Campbell Biology, Futuyma Evolution and Hartl Principles illustrate supporting data. Understanding why Stabilizing selection fits helps integrate natural selection, environment.