ALSO, AND, ARE, CELL, CELLULAR, CRYOFIXATION, CRYOFIXED, DON, E, E-FACE, ECTOPLASMIC, ELECTRON, ENVELOPE, FACE, FAWCETT, FRACTURE, FRACTURED, FREEZE, FREEZE-FRACTURE, FREEZE-FRACTURED, HISTOLOGY, IMAGING, LARGE, MEDICAL, MICROGRAPH, MICROGRAPHY, MICROSCOPY, NUCLEAR, NUCLEUS, NUMBERS, OF, P-FACE, PORE, PORES, PROTOPLASMIC, SCIENCE, TEM, THE, TRANSMISSION, VISIBLE,