
(a)
To explain:- The reasons for different properties shared between cellulose and starch made up of the same repeating subunits.
Introduction: Starch and cellulose are
(b)
To explain: The advantages of α and β linkages in starch and cellulose respectively.
Introduction: Starch and cellulose are polymers of made up of repeating subunits of D-glucose. Cellulose is made up of β 1-4 linkage present in the repeating subunits of D-glucose while starch is made up of α 1-4 linkage present in the repeating subunits of D glucose.

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Chapter 3 Solutions
Becker's World of the Cell (9th Edition)
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