growth, size, normal, formation, larger, marked, shows, latter, developed, somewhat, examined, microscope, series, closely, examination, granules, external, process, points, entirely, thickness, appears, rapid, indicate, varying, chromosomes, portions, distinctly, nuclei, internal, origin, recent, exactly, group, studied, lenses, features, stain, intermediate, increased, objective, cleavage, delicate, slide, disc, space, Thus, Both, indicates