DIGESTIVE SYSTEM

DIGESTIVE SYSTEM The digestive system includes the alimentary tract and all glands and organs associated with digestion and assimilation of food in animals. Digestion is the breakdown of large molecules of food into simple and absorbable form for use by animals. Ingestion...

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TISSUE AND SUPPORTING SYSTEM

TISSUE AND SUPPORTING SYSTEM The skeleton is the hard, bony framework of the body which confers protection, support and shape to organs and soft tissues of the body. Skeletal Materials in Animals (Forms of Skeleton)     Fluid (hydrostatic) skeleton in earthworm...

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