1. Natural Selection

2. What is Natural Selection?
-A theory to explain how evolution works in living organisms
-The process by which individuals are better adapted to their environment
-They can survive and reproduce more successfully than less adapted individuals do

3. How Does Natural Selection Work?
Overproduction
Many offspring are produced; Some will survive and some will not.

4. How Does Natural Selection Work?
Inherited Variation
Every individual has its own combination of traits.

5. How Does Natural Selection Work?
Struggle to Survive
Many factors can cause an organism to die; Some traits help them to survive.

6. How Does Natural Selection Work?
Successful Reproduction
Organisms that are best adapted to their environment are likely to survive and have many offspring that survive. The favorable traits are passed.