Movement in living organisms

In this topic

• Movement is a sign of life
• Movement in plants
• How single-celled organisms move
• Movement in many-celled animals

Key terms

• Movement
• Tropism
• Phototropism
• Gravitropism
• Nastic movement
• Pseudopod
• Flagellum
• Cilium
• Muscle
• Skin-muscle sac
• Skeleton
• Streamlined body

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