(also acquired character)
A modification or change in an organ or tissue during the lifetime of an organism due to use, disuse, or environmental effects, and not inherited.
- The giraffe is often used as an example of contrast between Lamarck's idea of acquired characteristics with Darwin's natural selection.
- The details of this theory need not concern us, except to note that it was ‘Larmarckist’ in its contention that it is possible for organisms to inherit acquired characteristics.
- There are, however, a few examples of biological systems in which acquired characters are passed onto future generations.
Definition of acquired characteristic in:
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