Describe the path of a piece of steak in the GI tract, the
enzymes involved in digesting it and how absorption occurs. (8
points)
Explain how DNA directs the synthesis of new proteins. What is
the role played by each of the three RNAs? (8 points)
Explain the special challenges facing vegetarians when
considering the body’s protein requirements. In what ways can
vegetarians maintain their diets without compromising their health?
Why do you think many people still believe vegetarian diets...