8
QuizMultiple Choice

The Endocrine and Exocrine Systems — Unit test

Question 8 of 15 • Q5 Biology 2014

Which action is a physical change in digestion?

Answer
A
producing enzymes for nutrient absorption
B
absorbing nutrients from food
C
mashing food with teeth
D
salivating to break food into carbohydrates
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Which action is a physical change in digestion?