▶ Your Answer :
In the reading passage, there is ample support for the author’s claim that the origin of domesticated dogs. However, the professor gives several reasons as a rebuttal to the author’s point.
First, the professor contends that it is hard to believe that ancient people domesticated wolves as hunting companions. While human set traps to catch the preys, wolves chase down prey. Due to different method it is difficult to catch the preys together. Also, wolves are arduous to train because they become aggressive as they grow. This casts doubt on the reading passage’s claim that human trained wolves to assist with hunting.
Second, the professor insists that the domestication of dogs are much earlier than 16000 years ago. The footprints of boy and dog were discovered and it indicates that dog were domesticated earlier than 16,000 years. This counters the reading passage’s assertion that dogs were trained approximately 16,000 years ago. The researchers measured the dicrepancies in DNA among present dogs and calculated the rates of mutation.
Finally, the professor argues that dogs were domesticated in multiple places such as Europe, North America, Middle East and so on. The oldest evidences discovered in many places. Also, there are 4 distinct ancetors from different regions. This refutes the reading passage’s suggestion that the domestication of dogs started in China and it spread to the world. This is because, in southern China, there is the highest genetic diversity in dogs
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