Question 2 of 10
Which example best describes a physical model that could be used to study
the human body?
A. A graph showing how blood sugar levels change throughout the
digestive process
B. Molded plastic pieces that fit together to show the organs involved
in digestion
C. A written description of how chemicals in food are broken down
during digestion
D. A program designed to show how chemicals absorbed during
digestion are transported to other parts of the body