Assertion: cleavage | /r/HasProperty | essential stage
Facets:
Source sentences:
text: Cleavage is an essential stage in the development of all multicellular animals.
text: Since hydrolysis of existing peptidoglycan bonds is necessary for insertion of new peptidoglycan chains, this might explain why cleavage is essential for initiation of new-pole growth.
text: Cleavage is an essential stage in the development of all multicellular animals.