Death, Weismann on the origin of, [8], [10];
in plants, [10].
Determinants, [123].
Direct action of environment, on unicellular organisms, [15], [23].
E.
Elsberg, theory of heredity, [2].
Environment, direct action of on Protozoa, [15].
Evolution, see [Organic evolution].
F.
Flint, Prof. Austin, on Telegony, [204].