Biological Macromolecules Overview
18 Questions
2 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

What is the main role of cholesterol in animal cell membranes?

  • It promotes the growth of skeletal muscle
  • It is a precursor for other steroids synthesis (correct)
  • It is a component of nucleic acids
  • It is a precursor for carbohydrates synthesis

    • Which of the following is an anabolic effect of anabolic steroids?

  • Breast development in men
  • Growth of skeletal muscle (correct)
  • Genital shrinking in men
  • Heart attacks

    • What is the main function of proteins in cells?

  • Structural support (correct)
  • Energy storage
  • Cell communication
  • DNA replication

    • Which macromolecule accounts for more than 50% of the dry weight of most cells?

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

    What are proteins made up of?

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

    What are the building blocks of nucleic acids?

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

    What process is responsible for constructing macromolecules by covalently bonding monomers?

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

    What type of reactions break down polymers?

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

    How are macromolecules in food broken down in the digestive tract?

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

    What is the basis for the vast diversity of life's polymers?

    <p>They are built from a limited set of common monomers</p> Signup and view all the answers

    Which class of macromolecules serves as fuel and building materials in organisms?

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

    What provides the molecular logic for the simple yet elegant construction of unique macromolecules from common small molecules?

    <p>Limited set of common monomers shared by all organisms</p> Signup and view all the answers

    What is the function of carbohydrates in cells?

    <p>Serve as the main energy source for cells and for energy storage</p> Signup and view all the answers

    What is the general formula for monosaccharides?

    <p>[CH2O]n where n is between 3 and 6</p> Signup and view all the answers

    What is the most common monosaccharide?

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

    How do monosaccharide isomers differ?

    <p>They have the same number of atoms but different structures and properties</p> Signup and view all the answers

    Which type of molecules form rings in aqueous solutions?

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

    What are the building blocks of more complex sugars and polysaccharides?

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

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser