This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET 2019, Subject name: Biochemistry
Which of the following is not a dietary fiber? 
Select and explain. 
A. Inulin, B. Cellulose, C. Pectin, D. Gum
D: Gum
Answer: D: Gum 
Explanation: Dietary Fibre Insoluble Dietary Fibres Soluble Dietary Fibres Excreted unchanged from the intestine. get conveed to gel form, and then they are excreted Cellulose Hemicellulose Lignin Resistant starch Pectins Beta - glucans (b-D-glucose) Psyllium husk Inulin Resistant starch Most common dietary fibre is cellulose.