Natural selection

In this topic

• What is natural selection?
• The conditions selection needs
• The forms of selection
• Sexual selection, artificial selection and the creative role

Key terms

• Natural selection
• Fitness
• Differential reproduction
• Stabilising selection
• Directional selection
• Disruptive selection
• Sexual selection
• Positive selection
• Purifying (negative) selection
• Frequency-dependent selection
• Artificial selection
• Resistance

Read the full topic

The lesson text, diagrams and 20 test questions are on the site — register free to open them.

UZRU