by Albert Major

Critical and Scientific Thinking

The evolution of human cognition

Species change over time (evolve) from common ancestor(s).

Change can occur due to:

• Natural selection
• Genetic drift
• Epigenetics

Natural selection

Natural selection is:

• Random genetic variation (mutations)
• Heredity
• Selection

Natural selection:

• Does not mean that we pass on the properties that we want, need or acquire in life