Which of the following does NOT contain lactose?
a. Whey powder
b. Whey protein concentrate
c. Whey protein isolate
d. All of the above
Question 2
How do whey and casein differ?
a. Whey is a milk protein, casein is a plant protein
b. Each is comprised of different amino acids
c. Whey has fewer kcal
d. There is no difference