Mutation [noun]
Definition of Mutation:
metamorphosis
Sentence/Example of Mutation:
Time is, therefore, not a factor in the mutation of species.
Apart from every thing else, it was a mournful witness to the world's mutation.
The situation is not symmetrical because the mutation is not complete.
A rough-hewn resemblance is first brought about by a process of mutation.
Here we seem to have a plain statement of the origin of new forms by mutation.
These furnish us with an example of a mutation in the other direction.
The phenomenon of mutation is not confined to animals in a state of domestication.
I submit that the species arose as a mutation from A. tristis.
Is mutation a factor in the evolution of higher vertebrates.
Mutation or change is the passing from one state into another.