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Carbohydrate Structure and Nomenclature in Biochemistry

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Questions and Answers

What is the general formula for carbohydrates?

Cx(H2O)z
Cx(H2O)x (correct)
Cx(H2O)y
Cx(H2O)w

What is the prefix for a 6-carbon sugar?

Pent-
Tri-
Tetr-
Hex- (correct)

What type of carbohydrate is D-Glucose?

Aldohexose (correct)
Aldopentose
Ketohexose
Ketopentose

What is the term for a carbohydrate with multiple asymmetric centers?

Diastereomer (A) Signup and view all the answers

What is the process called when a sugar molecule forms a new asymmetric center?

Cyclization (C) Signup and view all the answers

What is the name of the structure that represents the cyclic form of a sugar?

Haworth Structure (A) Signup and view all the answers

What type of glycosidic bonds are found in cellulose?

β-1,4 (B) Signup and view all the answers

Which of the following is a component of starch?

Amylose (D) Signup and view all the answers

What is the function of mannose binding lectin in the immune system?

To target all microbes (D) Signup and view all the answers

What is the main difference between glycoglycerolipids and glycosphingolipids?

The type of lipid backbone (B) Signup and view all the answers

What is the function of phytohemagglutinins in plants?

To promote cell growth (A) Signup and view all the answers

What is the mechanism of action of Tamiflu?

Inhibiting the release of the flu virus (D) Signup and view all the answers

What type of bond is present in maltose?

α-1,4 Glycosidic Bond (C) Signup and view all the answers

What is the correct nomenclature for sucrose?

α-D-glucopyranosyl-(1→2)-β-D-fructofuranoside (B) Signup and view all the answers

What is the function of oligosaccharides found in glycoproteins?

play roles in cellular identity (A) Signup and view all the answers

What is the name of the polysaccharide composed of glucose molecules?

Cellulose (A) Signup and view all the answers

What is the term for the carbons that 'hide' when they are in a glycoside?

Anomeric carbons (C) Signup and view all the answers

What is the type of bond present in lactose?

β-1,4 Glycosidic Bond (D) Signup and view all the answers

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