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Amylopectin is composed of

(a)  −D −glucose,C1 −C4 and C2 −C6 linkages

(b)  −D −glucose,C1 −C4 and C2 −C6 linkages

(c)  −D −glucose,C1 −C4 and C1 −C6 linkages

(d)  −D −glucose,C1 −C4 and C1 −C6 linkages



Question ID - 52699 | SaraNextGen Top Answer

Amylopectin is composed of

(a)  −D −glucose,C1 −C4 and C2 −C6 linkages

(b)  −D −glucose,C1 −C4 and C2 −C6 linkages

(c)  −D −glucose,C1 −C4 and C1 −C6 linkages

(d)  −D −glucose,C1 −C4 and C1 −C6 linkages

1 Answer
127 votes
Answer Key / Explanation : (d) -

Starch is a polymer of D −glucose. It has two components ,namely

(i) Amylose and

(ii)Amylopectin

 Amylose has only  −1, 4 −glycosidic linkage and is a linear polymer.

Amylopectin has  −1, 6 −glycosidic linkage in addition to  −1, 4 −glycosidic linkage and is a cross −linked polymer.

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