the endoplasmic fracture ( ef ) face of experimentally unstacked thylakoid membranes of 1n , 2n and 4n cells contain 2 size categories of particles ( 115-121 a and 164-166 a ) , whereas the protoplasmic fracture ( pf ) face of these membranes contain a single size category of particles ( 85-88 a ) .
C0007634
cells
C0021868
protoplasmic