Nutrition in animals

In this topic

• What is digestion?
• How did the digestive system become more complex?
• Herbivores and carnivores: teeth and gut
• Special stomachs

Key terms

• Digestion
• Enzyme
• Food vacuole
• Gastric cavity
• Digestive tube
• Anus
• Absorption
• Cellulose
• Canine tooth
• Molar
• Chewing the cud
• Crop

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