Mitochondria and Apoptosis
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Questions and Answers

Which organelle releases cytochrome c into the cytoplasm to initiate apoptosis?

  • Mitochondria (correct)
  • Nucleus
  • Endoplasmic reticulum
  • Golgi apparatus

    • What is the role of cytochrome c in mitochondria?

  • Controlling mitochondrial integrity
  • Enhancing cell death
  • Producing energy for cell viability (correct)
  • Preventing apoptosis

    • What determines the release of pro-apoptotic proteins like cytochrome c from mitochondria?

  • Number of BH domains possessed by cytochrome c
  • Integrity of the outer mitochondrial membrane (correct)
  • Presence of BCL2 gene
  • Location within the cytoplasm

    • Which group of BCL family members prevent leakage of cytochrome c from mitochondria?

    <p>Anti-apoptotic group</p> Signup and view all the answers

    How many BH domains do the principal members of the anti-apoptotic BCL family group possess?

    <p>Four BH domains</p> Signup and view all the answers

    What event indicates that a cell is not healthy and may initiate apoptosis?

    <p>Release of cytochrome c into the cytoplasm</p> Signup and view all the answers

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