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18 Questions

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Disaccharides in Biochemistry

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Questions and Answers

What is the characteristic of disaccharides?

They are crystalline and water-soluble (correct)

They are bitter to taste and crystalline

They are sweet to taste and insoluble in water

They are non-crystalline and insoluble in water

What type of glycosidic bond is present in maltose?

α(1,4) glycosidic bond (correct)

β(1,4) glycosidic bond

α(1,2) glycosidic bond

β(1,2) glycosidic bond

Which of the following is an example of a reducing disaccharide?

Maltose (correct)

Trehalose

Sucrose

Lactose

What is the composition of lactose?

Galactose and glucose Signup and view all the answers

What is the common name for sucrose?

Cane sugar Signup and view all the answers

Which disaccharide consists of two molecules of glucose?

Trehalose Signup and view all the answers

What is the primary function of starch in plants?

Storing energy Signup and view all the answers

What is the composition of amylose in starch?

Long unbranched chain with α (1→4) glycosidic linkages Signup and view all the answers

What is the percentage of amylopectin in starch?

80-85% Signup and view all the answers

Where is glycogen primarily found in animals?

Liver, followed by muscle, brain, etc. Signup and view all the answers

What is the term for polysaccharides composed of a single type of sugar monomer?

Homopolysaccharides Signup and view all the answers

What type of bonds are present at the branching points of amylopectin?

α (1→6) glycosidic bonds Signup and view all the answers

What is the general formula of disaccharides?

Cn(H2O)n-1 Signup and view all the answers

Which type of bond is present in maltose?

Alpha-1,4 glycosidic bond Signup and view all the answers

Which of the following disaccharides is made up of glucose and fructose?

Sucrose Signup and view all the answers

What is the main carbohydrate component of milk sugar?

Galactose Signup and view all the answers

How many monosaccharide molecules do oligosaccharides contain?

2-10 Signup and view all the answers

Which type of bond is present in sucrose?

Alpha-1,2 glycosidic bond Signup and view all the answers