Carbohydrates: Primary Functions and Structure
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Questions and Answers

What is the primary function of carbohydrates?

  • Forming the structural component of nucleic acids
  • Acting as a protective role in eukaryotes
  • Supplying energy and producing fats (correct)
  • Building cell walls in plants

Which type of carbohydrate serves as the monomer of carbohydrates?

  • Oligosaccharides
  • Monosaccharides (correct)
  • Disaccharides
  • Polysaccharides

What is the most common hexose found in nature known as?

  • Glucose (correct)
  • Maltose
  • Galactose
  • Fructose

Which carbohydrate is also known as fruit sugar and is biochemically important?

<p>Fructose (A)</p> Signup and view all the answers

What type of bond forms between two monosaccharides in a disaccharide?

<p>Covalent bond (A)</p> Signup and view all the answers

Which of the following carbohydrate types consists of long chains of monosaccharides linked by glycosidic bonds?

<p>Polysaccharides (C)</p> Signup and view all the answers

What is the storage form of glucose in humans and other vertebrates?

<p>Glycogen (C)</p> Signup and view all the answers

Glucose is the sweetest carbohydrate.

<p>False (B)</p> Signup and view all the answers

Humans can digest cellulose.

<p>False (B)</p> Signup and view all the answers

Sucrose consists of glucose and galactose.

<p>False (B)</p> Signup and view all the answers

Chitin is the most abundant carbohydrate in nature.

<p>False (B)</p> Signup and view all the answers

Glycogen is stored in plant cells as granules in organelles called amyloplasts.

<p>False (B)</p> Signup and view all the answers

Starch is a heteropolysaccharide.

<p>False (B)</p> Signup and view all the answers

Glucose is the only 6-carbon aldohexose found in nature.

<p>False (B)</p> Signup and view all the answers

Lactose is used in brewing beer.

<p>False (B)</p> Signup and view all the answers

Carbohydates are primarily used for energy supply and to produce proteins.

<p>False (B)</p> Signup and view all the answers

The molecular structure of carbohydrates is always represented as a planar pentagon or hexagon.

<p>False (B)</p> Signup and view all the answers

Maltose consists of two glucose molecules linked by a glycosidic linkage.

<p>True (A)</p> Signup and view all the answers

Monosaccharides are the most abundant biomolecule found in nature.

<p>False (B)</p> Signup and view all the answers

Glucose is the only 6-carbon aldohexose found in nature.

<p>False (B)</p> Signup and view all the answers

Chitin is the primary structural component of nucleic acids (DNA and RNA).

<p>False (B)</p> Signup and view all the answers

Humans can digest cellulose.

<p>False (B)</p> Signup and view all the answers

Starch is a heteropolysaccharide.

<p>False (B)</p> Signup and view all the answers

Maltose consists of two glucose molecules linked by a glycosidic linkage.

<p>True (A)</p> Signup and view all the answers

Sucrose consists of glucose and galactose.

<p>False (B)</p> Signup and view all the answers

Carbohydrates are primarily used for energy supply and to produce proteins.

<p>False (B)</p> Signup and view all the answers

The molecular structure of carbohydrates is always represented as a planar pentagon or hexagon.

<p>False (B)</p> Signup and view all the answers

Glycogen is stored in plant cells as granules in organelles called amyloplasts.

<p>False (B)</p> Signup and view all the answers

What type of bond forms between two monosaccharides in a disaccharide?

<p>False (B)</p> Signup and view all the answers

Monosaccharides are the most abundant biomolecule found in nature.

<p>False (B)</p> Signup and view all the answers

What is the storage form of glucose in humans and other vertebrates?

<p>False (B)</p> Signup and view all the answers

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