Answers: Cell Signalling

Q9. Suggest a mechanism to explain how a tumour virus (a virus associated with cancer) may interfere with a host cell’s ability to undergo apoptosis.
  • When the viral genetic material is incorporated into the host’s genetic material it may join in the middle of the gene that codes for enzymes involved in apoptosis.
  • These enzymes will then not be produced by the host cell, and apoptosis will not be able to occur