Question

What is not digested by human?​

Answer 1

Answer:

Cellulose is a fibre which is not digestible by the human digestive system. It, however, helps in the smooth functioning of the intestinal tract. The presence of beta acetal linkages in cellulose makes it different from starch and is a deciding factor in its digestibility.

Answer 2

Answer :-

Cellulose. The digestive system of Humans has many enzymes, and acids to break down and digest all kinds of different foods (carbohydrates. ... Hence The part of food that is not digested in the body is Cellulose because the cellulose-digesting enzyme is absent. So, the correct answer is 'cellulose'.

Explanation :-

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