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BIO 305 EXAM QUESTIONS AND ACCURATE
ANSWERS 100% VERIFIED


What-is-the-correct-systematic-name-for-the-disaccharide-below?-(you-do-not-need-to-
know-the-monomer-names-to-answer-this-question)-

A.-O-β-D-glucopyranosyl-(1-->4)-β-D-glucopyranose-B.O-α-D-glucopyranosyl-(1-->-

2)-α-D-glucopyranose-

C. O-β-D-glucopyranosyl-(1-->2)-α-D-glucopyranose-

D. O-β-D-glucofuranosyl-(1-->-4)-β-D-glucofuranose----ANSWER-O-β-D-glucopyranosyl-(1--
>4)-β-D-glucopyranose-

-

Number-of-reducing-end(s)-in-sucrose-(structure-shown-below)-is/are-

A.0-

B. 3-

C. 2-

D. 1----ANSWER-0-

-

When-carbohydrate-monomers-combine-to-form-dimers-and-polymers,-they-form-an-
_________-bond,-and-this-bond-is-called-a-_____________-linkage.-

A.-Acyl,-peptide-

B.Amide,-Peptide-

C. Ether,-Glycosidic-

D. Ester,-Glycosidic----ANSWER-Ether,-Glycosidic-

-

Of-the-following-sugar-structures-below-which-one-is-least-likely?-

A. A-

B. B-

,C. C-

D. D----ANSWER-A-

-

The-depolymerization-of-disaccharides-into-two-monosaccharides-occurs-via-a/an-
_____________-reaction.-

A. amidation-

B. mutarotation-

C. hydrolysis-

D. condensation----ANSWER-hydrolysis-

-

Glycogen-can-form-

A. alpha-1-->-6-linkages-only-

B. alpha-1-->-4-and-alpha-1-->-6-linkages-

C. alpha-1-->4-and-beta-1-->-6-linkages-

D. alpha-1-->-4-linkages-only----ANSWER-alpha-1-->-4-and-alpha-1-->-6-linkages-

-

Cellulose-contains___-linkages-that-___-be-digested-by-animals.-

A.-α1-->-6-glycosidic-;-can-B.-

α1-->-4-glycosidic-;-canNOT-

C. β1-->-4-glycosidic-;-canNOT-

D. α-1--->-4-glycosidic-;-can----ANSWER-β1-->-4-glycosidic-;-canNOT-

-

Glycogen-contains___-linkages-that-___-be-digested-by-animals.-

A.-α1-->-2-glycosidic-;-can-B.-

α1--->-4-glycosidic-;-can-C.-

β1-->-4-glycosidic-;-canNOT-


D.-α1-->-4-glycosidic-;-canNOT---ANSWER-α1--->-4-glycosidic-;-can-

,-

Monosaccharides-are-connected-by-_________-in-polysaccharides.-Chemically,-
these-linkages-are-_____-bonds.-A.-peptide-bonds;-ether-

B. glycosidic-linkages;-ether-

C. glycosidic-linkages;-ester-

D. peptide-bonds;-amide---ANSWER-glycosidic-linkages;-ether-

-

Out-of-starch,-glycogen,-cellulose-and-chitin,-carbohydrate-polymers-with-beta-linkages-
are-

A. Cellulose-and-Chitin-

B. Glycogen-and-Starch-

C. Cellulose-and-Starch-

D. Glycogen-and-Chitin----ANSWER-Cellulose-and-Chitin-

-

In-N-linked-glycoproteins,-the-sugar-molecule-is-usually-bound-to-

A. Asp-

B. Thr-

C. Asn-

D. Ser----ANSWER-Asn-

-

The-fructose-molecule-below-has-the-scientific-name-of-

A. β-D-Fructopyranose-

B. β-D-Fructofuranose-

C. α-D-Fructopyranose-

D. α-D-Fructofuranose----ANSWER-β-D-Fructofuranose-

-
Below-is-the-__________________-anomer-of-monosaccharide.-

A. alpha--

, B. beta---

C. L--

D. D-----ANSWER-beta--

-

Which-one-of-the-following-is-not-an-acceptable-structure-of-a-monosaccharide-sugar?-

A. D-

B. All-of-the-sugar-structures-given-are-acceptable-

C. A-

D. C----ANSWER-A-

-

Two-monosaccharide-isomers-with-4-chiral-carbons-in-which-the-configuration-of-all-of-
chiral-carbon-are-inverted-with-respect-to-each-other-are-called-as-

A. Anomers-

B. Enantiomers-

C. Diastereomers-

D. Epimers----ANSWER-Enantiomers-

-

Functional-carbohydrates-exist-in-the-form-of-

A. Monosaccharides,-Disaccharides-and-Polysaccharides-

B. Polysaccharides-

C. Monosaccharides-and-Disaccharides-

D. Monosaccharides----ANSWER-Monosaccharides,-Disaccharides-and-Polysaccharides-

-

What-are-the-different-number-of-forms-that-can-exist-for-a-ketopentose.-

A. 16-

B. 2-

C. 4-

D. 8----ANSWER-4-