Programmed Cell Death in Plants

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Questions and Answers

What is observed during the late stages of cell death in the hypersensitive response?

  • Chromatin condensation and DNA cleavage into fragments (correct)
  • Thickening and restructuring of the cell wall
  • Vacuole swelling and rupture
  • Nuclear DNA fragmentation

What is coordinated with the thickening and restructuring of the cell wall during the differentiation of tracheary elements?

  • Nuclear DNA fragmentation
  • Vacuole swelling and rupture (correct)
  • Chromatin condensation and DNA cleavage into fragments
  • Plasma membrane collapse

What takes place immediately before nuclear DNA fragmentation during the differentiation of tracheary elements?

  • Thickening and restructuring of the cell wall
  • Vacuole swelling and rupture (correct)
  • Disruption of the vacuole
  • Plasma membrane collapse

What occurs at the late stages of Apoptosis in plants during the differentiation of tracheary elements?

<p>Nuclear DNA fragmentation (D)</p> Signup and view all the answers

What is observed at the final stage of the cell-death process in the hypersensitive response?

<p>The plasma membrane collapses and separates from the cell wall (C)</p> Signup and view all the answers

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