THSB
Matter and Energy in Living Systems
Plants use sugar molecules to make a variety of larger carbon-containing molecules that become part of their bod…
Item ME032002:
For an animal to grow, what must happen to the food that enters its body?
A. The food must be broken down into simpler substances that become part of the animal's body.
B. The food must be broken down into simpler substances that leave the animal's body.
C. The food must be changed completely into energy in the animal's body.
D. The food passes through the animal's body unchanged.