Compléter Complete digestionVersion en ligne Humans and health I page 46 par Secundaria Digital 1 Digestion is the process by which are transformed into simpler substances ( ) , so they can be utilised by our . Due to the range of mechanical and chemical processes that take place in the digestive system , foods undergo a range of transformations . - Mechanical processes : such as chewing and muscular action of different organs that contribute by and mixing food with . - Chemical processes : performed by found in digestive juices . When these enzymes mix tih food , chemical reactioins occur thast the substances found in food and transform them into simpler components .
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