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General Biology

Study Pack

Set 5 The Structure And Function Of Large Biological Molecules

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Question 1

(Multiple Choice)

Free
How many molecules of water are needed to completely hydrolyze a polymer that is 11 monomers long?

A)12
B)11
C)10
D)9
E)8

Answer

Question 2

(Multiple Choice)

Free
On food packages,to what does the term insoluble fibre refer?

A)cellulose
B)polypeptides
C)starch
D)amylopectin
E)chitin

Answer

Question 3

(Multiple Choice)

Free
Humans can digest starch but not cellulose because

A)the monomer of starch is glucose, while the monomer of cellulose is galactose.
B)humans have enzymes that can hydrolyze the β glycosidic linkages of starch but not the α glycosidic linkages of cellulose.
C)humans have enzymes that can hydrolyze the α glycosidic linkages of starch but not the β glycosidic linkages of cellulose.
D)humans harbor starch-digesting bacteria in the digestive tract.
E)the monomer of starch is glucose, while the monomer of cellulose is glucose with a nitrogen-containing group.

Answer