Evolution

Evolution is a change in organisms over time. Evolution happens as a result of natural selection. Natural selection was first described by Charles Darwin

• There is variation between organisms of a species
• Variation can be caused by a mutation
• The organisms best suited to their environment are more likely to survive to breed
• The genes which caused the successful variation are passed on to the next variation

This theory can be applied to different situations in a question.

Example

Before the industrial revolution most peppered moths were…