Structure and Function of Nucleolus Quiz
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Questions and Answers

What term is used to describe the viscous fluid in which organelles are embedded?

  • Nucleoplasm
  • Cytoplasm (correct)
  • Cytoskeleton
  • Plasma membrane
  • Which organelle houses DNA and produces ribosomes and mRNA?

  • Golgi apparatus
  • Lysosome
  • Mitochondrion
  • Nucleus (correct)
  • What is the main function of the nuclear lamina?

  • Waste disposal
  • Genetic material storage
  • Structural support (correct)
  • Energy production
  • In which process do transmembrane proteins assemble to form pores between cells?

    <p>Cell adhesion</p> Signup and view all the answers

    What initiates intracellular signaling pathways after interacting with extracellular signals?

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

    What is the primary function of mitochondria in a cell?

    <p>To produce cellular energy (ATP)</p> Signup and view all the answers

    Which organelle is responsible for storing the cell's genetic material?

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

    Which of the following is not a function of cytoskeleton?

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

    Which type of inclusion body is composed primarily of lipid-containing residues of lysosomal digestion?

    <p>Lipofuscin Pigment</p> Signup and view all the answers

    Which of the following is not a part of the cytoskeleton?

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

    Which organelle has its own DNA?

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

    What is the primary function of the nucleolus in a cell?

    <p>To synthesize rRNA and assemble ribosomes</p> Signup and view all the answers

    Which cellular organelle is responsible for transporting materials within the cell?

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

    What is the main difference between euchromatin and heterochromatin?

    <p>Euchromatin is transcriptionally active while heterochromatin is inactive</p> Signup and view all the answers

    Which cellular process involves the movement of materials into a cell via vesicles?

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

    What is the function of cell adhesion molecules?

    <p>To hold cells together and maintain the structure of tissues</p> Signup and view all the answers

    Which cellular organelle is responsible for synthesizing proteins?

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

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