What is apoptosis what is its pu

Apoptosis is the default pathway of a cell that leads to programmed cell death. it is cause by cell damage, infection of development transformation.

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."

this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.