Domestication of dogs has led to
A. a variety of homologous structures.
B. a variety of phenotypes.
C. a variety of mutations.
D. a variety of reproductively isolated breeds.
E. a variety of different species.
B. a variety of phenotypes.
In dogs, artificial selection has led to a variety of different phenotypes; the different dog breeds are not considered separate species nor are they reproductively isolated.
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