(+) - Maltose can be obtained, among other products, by partial hydrolysis of _______ in aqueous acid

Options

A. starch
B. cellulose
C. glycogen
D. Both (1) and (3)

Answer

A

Explanation

`(+)-` Maltose is also formed in one stage of the fermentation of starch to ethyl alcohol, here hydrolysis is catalyzed by the enzyme diastase, which is present in malt (sprouted barley),
`(C_(6) H_(10) O_(5))_(n) + (n)/(2) H_(2) O overset("diastase")rarr (n)/(2) C_(12) H_(22) O_(11)`