Organic Chemistry and Biochemistry Lecture 6
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Questions and Answers

Which element is NOT found in the molecular formula of glucose, fructose, and galactose?

  • Nitrogen (correct)
  • Oxygen
  • Carbon
  • Hydrogen

Which type of sugar has only one subunit?

  • Glucose
  • Deoxyribose (correct)
  • Sucrose
  • Maltose

What type of bond joins the two sugar subunits in disaccharides?

  • Hydrogen bond
  • Ionic bond
  • Nonpolar covalent bond
  • Polar covalent bond (correct)

In which type of reaction are disaccharides broken down?

<p>Hydrolysis (D)</p> Signup and view all the answers

Where is glycogen primarily found in the body?

<p>Liver and skeletal muscle (D)</p> Signup and view all the answers

Which type of molecule is formed by the covalent binding of some polysaccharides with proteins and lipids?

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

Which of the following statements about hydrocarbons is true?

<p>Hydrocarbons can exist in both chain and ring forms. (C)</p> Signup and view all the answers

What is the primary function of functional groups in organic compounds?

<p>To make the compound more hydrophilic. (A)</p> Signup and view all the answers

What is the process by which monomers are linked together to form polymers?

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

Which of the following best describes the relationship between monomers and polymers?

<p>Monomers are the building blocks of polymers. (D)</p> Signup and view all the answers

What is the primary difference between organic and inorganic compounds?

<p>Organic compounds are produced by living organisms, while inorganic compounds are not. (D)</p> Signup and view all the answers

What is the relationship between isomers and hexoses?

<p>Isomers are used to define hexoses. (B)</p> Signup and view all the answers

What is the process by which polymers are broken down into monomers?

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

Which of the following statements about carbohydrates is true?

<p>They often have hydroxyl (-OH) functional groups. (A)</p> Signup and view all the answers

Which of the following carbohydrates is important in the structure of our genetic material?

<p>Deoxyribose (D)</p> Signup and view all the answers

What is the classification for carbohydrates based on the number of carbon atoms in their molecular structure?

<p>Pentoses (5 carbons) and hexoses (6 carbons) (D)</p> Signup and view all the answers

Which of the following statements about glucose, fructose, and galactose is correct?

<p>They are isomers with the same chemical formula but different structural formulas. (C)</p> Signup and view all the answers

What is the primary role of carbohydrates in the body?

<p>Storing and providing energy (B)</p> Signup and view all the answers

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