quantal
Adjective
Meaning
of or relating to a quantum or capable of existing in only one of two states
Source: WordNetSynonyms
Examples
"A phenomenon is therefore a process (endowed with the characteristic quantal wholeness) involving a definite type of interaction between the system and the apparatus."
Based on these observations, they developed the 'quantal hypothesis' that is the basis for our current understanding of neurotransmitter release as exocytosis and for which they received the Nobel Prize in Physiology or Medicine in 1970.
Types Bioassays are of two types: Quantal A quantal assay involves an "all or none response".