NATURAL SELECTION 0.0 / 5 ? BiologyNATURAL SELECTIONGCSEAQA Created by: JamieSHCreated on: 05-11-20 16:58 NATURAL SELECTION Definition - the change to the inherited characteristics of a species over time. 1 of 5 STAGE ONE (example ELEPHANT) Variation caused by mutation Mutations have caused a variation in trunk length. 2 of 5 STAGE TWO (example ELEPHANT) Competition for a resource Competition for food and water. 3 of 5 STAGE THREE (example ELEPHANT) Individual with the mutation have a SURVIVAL ADVANTAGE Elephants with longer trunks have an advantage as a they have a greater reach. 4 of 5 STAGE FOUR (example ELEPHANT) Survivors BREED and PASS THEIR GENES ONTO THEIR OFFSPRING Survivors can breed and pass on the gene for long trunks to their offspring. 5 of 5
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