Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
The theories and teachings in regard to heredity propounded bythe German biologist August Weismann, esp. in regard to germ plasm asthe basis of heredity and the impossibility of transmitting acquiredcharacteristics; -- often called neo-Darwinism.
Share your knowledge with the community
Browse our collection of 300,000+ community-written definitions
