Cell Nucleus and Cytoplasm Characteristics
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Questions and Answers

What is the colour of the nucleus when observed under a light microscope with H&E stain?

  • Eosinophilic (Red)
  • Achromatic (White)
  • Basophilic (Blue) (correct)
  • Neutrophilic (Purple)

    • What are the two types of chromatin based on the degree of chromosomes condensation?

  • Basophilic and eosinophilic
  • Vesicular and non-vesicular
  • Active and inactive
  • Euchromatin and heterochromatin (correct)

    • What is the function of nuclear pore complexes in the nuclear envelope?

  • Act as storage sites for genetic material
  • Regulate cell division processes
  • Provide controlled bidirectional pathways between the nuclear and cytoplasmic compartments (correct)
  • Facilitate DNA replication within the nucleus

    • What are the components of nuclear sap observed under an electron microscope?

    <p>$RNA$, $DNA$, proteins</p> Signup and view all the answers

    What are the characteristics of an active cell nucleus when observed under a light microscope with H&E stain?

    <p>Either vesicular (pale) basophilic with prominent nucleolus</p> Signup and view all the answers

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