Carbohydrates in Biochemistry Quiz
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Questions and Answers

Which biochemical pathways involve carbohydrates?

  • Beta-oxidation and fatty acid synthesis
  • Glycolysis, gluconeogenesis, and pentose phosphate pathway (correct)
  • Citric acid cycle and urea cycle
  • Krebs cycle and electron transport chain
  • What is the primary function of cellulose in plants?

  • Facilitates biochemical pathways
  • Structural element (correct)
  • Acts as a signaling molecule
  • Energy storage
  • What are the main types of carbohydrates mentioned in the text?

  • $eta$-glucagon, $eta$-glycogen, and $eta$-insulin
  • Monosaccharides, polysaccharides, and lipids
  • $eta$-glucose, $eta$-fructose, and $eta$-galactose
  • Monosaccharides, disaccharides, and polysaccharides (correct)
  • What percentage of the average human diet consists of carbohydrates?

    <p>60%</p> Signup and view all the answers

    Which carbohydrate is primarily responsible for energy storage in animals?

    <p>$eta$-glycogen</p> Signup and view all the answers

    Which of the following carbohydrates is a ketohexose?

    <p>Fructose</p> Signup and view all the answers

    In which biochemical pathway is glucose catabolized to produce energy?

    <p>Glycolysis</p> Signup and view all the answers

    Which carbohydrate serves as the primary energy storage molecule in plants?

    <p>Starch</p> Signup and view all the answers

    Which carbohydrate analysis technique is commonly used to identify and quantify different carbohydrates?

    <p>Chromatography</p> Signup and view all the answers

    What percentage of dry plant material do carbohydrates account for?

    <p>75.5</p> Signup and view all the answers

    Study Notes

    Carbohydrates Overview

    • Carbohydrates are involved in several biochemical pathways.

    Types of Carbohydrates

    • The main types of carbohydrates mentioned are ketohexose, glucose, and cellulose.

    Function of Carbohydrates

    • Cellulose is a primary component of plant cell walls, providing structural support and protection.
    • Glucose is primarily responsible for energy storage in animals.
    • Starch serves as the primary energy storage molecule in plants.

    Carbohydrates in Human Diet and Plants

    • Carbohydrates make up approximately 60% of the average human diet.
    • Carbohydrates account for around 50% of dry plant material.

    Glucose Catabolism

    • Glucose is catabolized to produce energy in the glycolysis pathway.

    Carbohydrate Analysis

    • Chromatography is a commonly used technique to identify and quantify different carbohydrates.

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    Description

    Test your knowledge of carbohydrates in biochemistry with this quiz. Explore the types of carbohydrates, structural differences between glucose, fructose, and galactose, formation of linear and ring structures, and key biochemical pathways involving carbohydrates.

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