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Biochemistry Chapter 9: Carbohydrates

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Questions and Answers

What is the primary function of carbohydrates in biological systems?

Molecular recognition

Energy metabolism and storage (correct)

Cellular protection and structural role

Protein synthesis

What is the minimum number of carbons required in a monosaccharide molecule?

3 (correct)

What term is used to describe a carbohydrate polymer?

Polysaccharide

Glycoprotein

Glycan (correct)

Oligosaccharide

What is the term for a carbohydrate molecule that contains a peptide, protein, or lipid?

Glycoconjugate Signup and view all the answers

What determines the classification of monosaccharides?

All of the above Signup and view all the answers

What is the term for a carbohydrate molecule with identical monosaccharides?

Homoglycan Signup and view all the answers

What does the prefix 'tri-' indicate in the context of carbohydrate chemistry?

A molecule with 3 carbon atoms in its backbone Signup and view all the answers

What is the general term for sugars that contain an aldehyde group?

Aldoses Signup and view all the answers

How many stereoisomers are possible for a molecule with 2 chiral carbon atoms?

4 Signup and view all the answers

What is the term for a type of diastereoisomer that differs only in one chiral carbon atom?

Epimer Signup and view all the answers

What is the configuration of the highest numbered chiral carbon atom in a D-enantiomer?

OH to the right Signup and view all the answers

What is the term for a molecule with no chiral carbon atoms?

Achiral Signup and view all the answers