But Weismann's investigations have shown us that climate plays a large part in their development.
In the notes to my edition of Weismann I have endeavoured to do Darwin full justice.
Weismann meets these by adducing the case of neuter insects, which have been already considered at sufficient length.
This has been markedly true of Weismann and his theory of heredity.
At the end of the last century Weismann injected a new idea into our views concerning the origin of variations.
Therefore, says Weismann, acquired characters cannot be inherited.
What, then, is the explanation of this apparent inconsistency on Weismann's part?
What Weismann has described is not a machine, just because it is a living organism.
This is an emphatic though concealed abandonment of the central position of Weismann.
Weismann attaches the greatest importance to the distinction.
Weismann Weis·mann (vīs'män'), August Friedrich Leopold. 1834-1914.
German biologist who asserted that hereditary characteristics are transmitted by a germinal plasm.