Intro to Biochemistry Macromolecules and Carbohydrates Quiz

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Questions and Answers

Which macromolecule is characterized by the presence of glycosidic bonds and polymerization?

  • Lipids
  • Polysaccharides (correct)
  • Monosaccharides
  • Proteins

What is the key difference between beta and alpha glucose?

  • The type of glycosidic bonds they form
  • The presence of a double bond
  • The arrangement of hydroxyl groups around carbon atom 1 (correct)
  • The number of carbon atoms

Which type of lipid undergoes hydrogenation to convert unsaturated fats to saturated fats?

  • Steroids
  • Fats (correct)
  • Phospholipids
  • Waxes

What is the main function of phospholipids in biological systems?

<p>Structural component of cell membranes (C)</p> Signup and view all the answers

Which macromolecule consists of essential and nonessential types, crucial for various biological functions?

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

What is the resulting bond called when amino acids are joined together during protein synthesis?

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

In the context of lipids, what does the process of hydrogenation involve?

<p>Addition of hydrogen atoms to unsaturated fats (A)</p> Signup and view all the answers

What is the key characteristic that distinguishes unsaturated fats from saturated fats?

<p>'Kinked' structure due to double bonds (C)</p> Signup and view all the answers

Which macromolecule category includes examples such as cholesterol, sex hormones, and anabolic steroids?

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

What is the primary function of waxes in biological systems?

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

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