what is the most responsible for the mechanical breakdown of food?

2007-01-18 07:44:05 · 2 answers · asked by sevo 1 in Science & Mathematics ➔ Engineering

Unless you are referring to something else, it is teeth. People mechanically break down food with their teeth.

2007-01-18 07:54:00 · answer #1 · answered by Jack 7 · 0⤊ 0⤋

Stomach acids..Chewing breaks it in chunks...

2007-01-18 09:57:38 · answer #2 · answered by Anonymous · 0⤊ 0⤋

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