Extracellular Matrix and Tissue Composition
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Questions and Answers

What provides tensile strength in the extracellular matrix of animals?

  • Glycosaminoglycans
  • Collagen proteins (correct)
  • Multi-adhesive matrix proteins
  • Proteoglycans
  • Which type of junction connects the cytoskeleton of a cell to the extracellular matrix?

  • Hemidesmosome
  • Desmosome
  • Gap junction
  • Focal adhesion (correct)
  • What is the main component of plant cell walls?

  • Collagen
  • Proteoglycans
  • Basal lamina
  • Cellulose (correct)
  • Where are connective tissues found in the body?

    <p>Dermis, bone, tendons</p> Signup and view all the answers

    What do proteoglycans and glycosaminoglycans provide in the extracellular matrix?

    <p>Resistance to compression</p> Signup and view all the answers

    Proteoglycans are primarily involved in providing tensile strength in the extracellular matrix of animals

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

    Collagen is the main component of plant cell walls

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

    Basal lamina is found in connective tissues such as dermis, bone, and tendons

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

    Procollagen molecules self-assemble into collagen fibrils within the cell

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

    Focal adhesion uses BPAG-1 for cytoskeletal attachment

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

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