Given the diversity of dog breeds that exists, which of the following principles is likely to be true?
A) The original gene pool had little genetic variation.
B) Selection can yield considerable morphological change, outside the range of the original population.
C) The morphological traits seen must be at least somewhat heritable.
D) Both a and b
E) Both b and c

Question

Quizplus · Accepted Answer

The fact that there is such a wide range of morphological variation in dog breeds suggests that selection has resulted in considerable change from the original population. However, for this variation to persist and be seen in successive generations, it must be at least somewhat heritable.

Given the Diversity of Dog Breeds That Exists, Which of the Following