Nuclear Pores and Chromatins in Non-Dividing Nuclei
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Questions and Answers

What forms the diaphragm of proteins in nuclear pores?

  • Electron dense membrane (correct)
  • Condensed proteins
  • Nuclear chromatins
  • Chromosomes
  • What are present in non-dividing nuclei in different degrees of uncoiling?

  • Chromosomes (correct)
  • Electron dense membranes
  • Proteins
  • Nuclear pores
  • What types of chromatins are present based on the degree of chromosomes condensation?

  • Three
  • Two (correct)
  • One
  • Four
  • Which component bridges nuclear pores and forms the diaphragm of proteins?

    <p>Electron dense membrane</p> Signup and view all the answers

    In what condition do chromatin exist as chromosomes?

    <p>In non-dividing nuclei</p> Signup and view all the answers

    What are the characteristics of cell organelles mentioned in the text?

    <p>They are metabolically active and perform specific functions</p> Signup and view all the answers

    What gives the appearance of the inner nuclear membrane as fibrous?

    <p>Presence of heterochromatins</p> Signup and view all the answers

    Where do they specifically regulate trafficking?

    <p>Between Golgi and lysosomes</p> Signup and view all the answers

    What do they regulate among subcellular compartments?

    <p>Trafficking of proteins and lipids</p> Signup and view all the answers

    When were the cell organelles classified according to the text?

    <p>02/08/1445</p> Signup and view all the answers

    Which term best describes the function of cell organelles?

    <p>Essential for the life of cells</p> Signup and view all the answers

    What is the main component of Pars fibrosa?

    <p>Electron dense filaments</p> Signup and view all the answers

    Which space lies between the inner and outer nuclear membranes?

    <p>Nuclear cistern</p> Signup and view all the answers

    What is the main takeaway about the location of cell organelles?

    <p>They are permanently inside the cytoplasm</p> Signup and view all the answers

    What is the main characteristic of the inter-membrane space in the nucleus?

    <p>Referred to as nuclear sap</p> Signup and view all the answers

    Why are cell organelles said to be metabolically active?

    <p>To perform specific functions</p> Signup and view all the answers

    Which of the following contributes to the non-smooth appearance of the inner nuclear membrane?

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

    The presence of which structure contributes to the roughness of the inner nuclear membrane?

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

    What type of pathway are they involved in regulating?

    <p>Secretory and endocytic pathway</p> Signup and view all the answers

    Which of the following is NOT a component of Pars fibrosa?

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

    What is the primary characteristic of Pars fibrosa?

    <p>Contains electron dense filaments</p> Signup and view all the answers

    Which type of filaments primarily make up Pars fibrosa?

    <p>Electron dense filaments</p> Signup and view all the answers

    What does Pars fibrosa primarily consist of?

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

    Which of the following is NOT mentioned as part of the regulated compartments?

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

    Which cellular process do they NOT have a role in regulating?

    <p>DNA replication</p> Signup and view all the answers

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