People who are lactose intolerant cannot extract energy from milk because ________.
A. they are missing an enzyme
B. lactose is too big to be digested by the enzymes
C. milk is fermented to a by-product, which cannot be digested
D. they are missing the bacteria that can digest lactose
Answer:A
People who are lactose intolerant cannot extract energy from milk because ________.
A. they are missing an enzyme B. lactose is too big to be digested by the enzymes C. milk is fermented to a by-product, which cannot be digested D. they are missing the bacteria that can digest lactose