Biology, 25.07.2019 19:10 jojo492192
Adog breeder wishes to develop a breed that does not bark. she starts with a diverse mixture of dogs. generation after generation, she allows only the quietest dogs to breed. after 30 years of work she has a new breed of dog with interesting traits, but on average, the dogs still bark at about the same rate as other dog breeds. which of the following would be a logical explanation for her failure?
a. there is no variation for the trait (barking).
b. the tendency to bark is not a heritable trait.
c. the selection was artificial, not natural, so it did not produce evolutionary change.
d. there was no selection (differential reproductive success) related to barking behavior.
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Adog breeder wishes to develop a breed that does not bark. she starts with a diverse mixture of dogs...
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