What is the difference between chemical digestion and mechanical digestion


Asked by maham237 @ in Biology viewed by 328 People


Which best differentiates between chemical digestion and mechanical digestion?
Chemical digestion happens in the small intestine; mechanical digestion happens in the mouth.

Chemical digestion involves the breaking down of food with enzymes;
mechanical digestion is breaking down food by chewing and tearing with teeth.

Chemical digestion is the breakdown of fats; mechanical digestion is the breakdown of proteins.

Chemical digestion is done only by the major structures of the digestive system; mechanical digestion is done by the accessory structures of the digestive system.

Answered by maham237 @



The answer is Chemical digestion involves the breaking down of food with enzymes; mechanical digestion is breaking down food by chewing and tearing with teeth.

Mechanical digestion means breaking down food mechanically. By chewing and tearing with teeth, food breaks down into smaller parts and no enzymes are used. Chemical digestion means breaking down food in a chemical manner. This is achieved by secreting enzymes, which break down chemical bond between food molecules.

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