... Quantitative analysis of the experimental O–J I P chlorophyll fluorescence induction kineticsApparent activation energy and origin of each kinetic stepSteve Boisvert, David Joly and Robert CarpentierGroupe ... method for probing photosystem II (PSII),mostly because it is noninvasive, easy, fast, and reli-able, and requires relatively inexpensive equipment [3].When dark-adapted photosynthetic samples are ... plastoqui-nones, on the quantitative parameters are discussed in terms of the originof each kinetic phase.AbbreviationsAO–J, AJ I and A I P , amplitude of O–J, J I and I P phases, respectively;...