Proteins: Composition and Functions
12 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which type of amino acids must be obtained from food because the body cannot produce them?

  • Essential amino acids (correct)
  • Simple amino acids
  • Conjugated amino acids
  • Nonessential amino acids
  • What elements are proteins composed of?

  • Nitrogen and oxygen
  • Hydrogen and oxygen
  • Carbon, hydrogen, oxygen, and nitrogen (correct)
  • Carbon and nitrogen
  • What is the function of proteins in the body?

  • Provide the necessary amino acids for growth and maintenance of body tissues (correct)
  • Only provide bile and urine
  • Support digestion and absorption
  • Provide energy for the body
  • What process breaks down proteins into amino acids in the body?

    <p>Digestion by gastric juice</p> Signup and view all the answers

    Which classification of proteins is a combination of simple proteins with non-protein substances?

    <p>Conjugated proteins</p> Signup and view all the answers

    What are the building blocks of the body in the form of storage proteins?

    <p>Amino acids</p> Signup and view all the answers

    Where does the absorption of amino acids mainly occur?

    <p>Jejunum and ileum</p> Signup and view all the answers

    What is the primary source of protein according to the text?

    <p>Cereal grains</p> Signup and view all the answers

    What is recommended as the average protein intake for adults in terms of total energy intake?

    <p>15-20%</p> Signup and view all the answers

    Why do many individuals choose to eliminate animal foods from their diets?

    <p>Economic concerns</p> Signup and view all the answers

    Which part of the small intestine is responsible for breaking down proteins into amino acids?

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

    What is the energy content per gram provided by proteins?

    <p>4 kcal</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Browser