Artificial selection since they only want specific traits of a dog
The answer is: D - none of the above.
Answer:
<em>A. Atoms are composed of protons, neutrons, and electrons.</em>
Explanation:
<em>Dalton's atomic theory proposed that all matter was composed of atoms, indivisible and indestructible building blocks. While all atoms of an element were identical, different elements had atoms of differing size and mass.</em>
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