Question

Why small intestine is designed to make complete digestion of carbohydrates fats and proteins?

Answer 1

it's the biggest part of alimentary canal and food stays for max time in it that's why

Answer 2

hey mate!!
here is ur answer

bcoz small intestine is almost the last part where food stored for sometime further it goes under excretion so the digestion has to be completed before it undergoes excretion thats why small intestine is designed to make complete digestion of carbohydrates fats and proteins.

hope it helps u