Problem:
Question: A healthy diet always includes protein. Why?
a) Digesting protein requires energy that we need to "burn off" to stay healthy
b) We need the proteins found in other animals to do the same jobs in our bodies
c) Protein from our food provides essential calcium and vitamins we need to survive
d) Protein in our diet provides amino acids with which we build our own proteins
Provide the correct answer and justification for your choice.