What would most if green plants were exposed to less sunlight. Plants are exposed to various levels of light stress under natural conditions. The Stages Of Mitosis And Cell Division Mitosis Cell Division Mitosis Activity More glucose molecules will be produced. . The thylakoid will have fewer hydrogen ions d. This splits the water molecule generating oxygen and hydrogen ions. 42c in the dark which caused a complete and irreversible inhibition of photosystem ii in well-watered tomato leaves resulted in a small and fully reversible reduction of the photochemical efficiency. Several mutant strains of Synechocystis sp. Fewer hydrogen ions will be pumped into the thylakoid. When irradiated with excessive visible light the D1 protein is oxidatively damaged and electron transport is inhibited. Photosystem II In this process PSII catalyzes the photolysis of water producing O2 and releasing electrons into the photo...