A) Protein and starch
B) Starch and fat
C) Fat and cellulose
D) Starch and cellulose
Correct Answer: C
Solution :
| [C] In humans, starch is digested in buccopharyngeal cavity. Cellulose is not digested in the humans because cellulose contains \[\beta -1,\] 4-linkage and vertebrates themselves do not possess any enzyme capable of hydrolyzing \[\beta -1,\] 4-linkages. Protein is digested in stomach and fat in small intestine. Thus, in the given options, fat and cellulose reach totally undigested in the stomach of humans. |
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