I NVESTIGATION 8 “A DAPTATION ”. W HY DO CHANGES IN AN ORGANISM AFFECT ITS CHANCES OF SURVIVAL ? Living things have basic needs, such as energy, water,
Natural Selection The unequal survival and reproduction of organisms due to environmental forces, resulting in the preservation of favorable adaptations.
EVOLUTION EVOLUTION. It is a two step process: 1.The production of variation in a population New phenotypes defined by new genotypes 2. Non-random aspects.
The Evidence for Evolution. Darwin’s Voyage – BBC 2009 shows/greatest- discoveries/videos/evolution.htm.
The Story of the Peppered Moth Laura Candler: Hands-On Science.
Peppered moth & The Galapagos Islands. Industrial Melanism is a term used to describe the adaptation of a population in response to pollution. One example.
Evolution = process by which modern organisms have descended from ancient organisms. A change in populations over long periods of time. Scientific Theory.
EXPLORE how short and long term environmental changes affect organisms and their offspring.
Natural Selection 1. Do we see the same variation within different wild species that we do in domesticated ones like dogs, pigeons and horses?
The Story of the Peppered Moth
Dark-colored moths camouflaged (to hide) from predators in the polluted environment.
EVOLUTION: CHANGE OVER TIME. In Biology…evolution refers to: Changes in SPECIES over time A species is a group of similar organisms that can breed and.
