nucleo-plasm of, [30];

number of, [43], [45].

[Germ-plasm], Weismann’s theory of, [5], [105], [173] et seq.;

immortality of, [9], [24];

continuity of, [9], [18], [49], [56-67], [69-70], [72], [75], [78], [86-87], [104-105], [109-110], [114], [120], [168];

differences in, [12];

origin of, [17];

independence of, [19];

and natural selection, [21];

stability of, [22], [49], [57], [66], [86-89], [91-93], [99-100], [104-105], [109], [112-114], [151] et seq.;