American Journal of Botany, Vol. 34, No. 10 (Dec., 1947), pp. 545-550 (6 pages) The isolated spinach chloroplast, as studied with the electron microscope, contains some forty to sixty bodies, the ...
The impacts of the prokaryotic ancestry of chloroplasts extend to the occurrence of a bacterial ‘alarm’ hormone, or alarmone, in plants, which is triggered by nutrient deficiency or stress. A new ...