in Immunity by

1 Answer

0 votes
  1. Interferons are antiviral proteins produced by a cell infected by a virus.
  2. They defend non-infected cells against viral infections, by binding with their receptors.
  3. Interferons constitute a specialized defence system that works against viral infections.
  4. They enhance the action of phagocytes and natural killer cells.
  5. Macrophages, fibroblasts and lymphocytes produce interferons
Biology Questions and Answers for Grade 10, Grade 11 and Grade 12 students, Junior and Senior High Schools, Junior Colleges, Undergraduate biology programs and Medical Entrance exams.