Assertion: apoptosis's role | /r/HasProperty | critical
Facets:
Source sentences:
text: For instance, it plays a critical role during viral infections, killing off invaded cells before they spill over with virus particles.
text: It is an essential phenomenon in the maintenance of homeostasis and growth of tissues, and it also plays a critical role in immune response.
text: It plays critical roles in development and immunity, as well as cancer and neurodegenerative disease.