Digestion- mechanical and chemical digestion
Digestion is the process by which the body breaks down food into smaller molecules that can be absorbed and used for energy and nutrients. It involves both mechanical and chemical processes. Mechanical digestion begins in the mouth with chewing and continues in the stomach through churning. Chemical digestion involves enzymes breaking down food into simpler molecules that can be absorbed. There are two main types of digestion: mechanical and chemical. Mechanical digestion physically breaks down food into smaller pieces, while chemical digestion involves enzymes breaking down food molecules into nutrients that can be absorbed into the bloodstream.
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