|
Title: A dog breeder wishes to develop a breed that does not bark. She starts with a diverse mixture of ... Post by: pbjt on Oct 17, 2018 A dog 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. Title: A dog breeder wishes to develop a breed that does not bark. She starts with a diverse mixture of ... Post by: Bkalid on Oct 17, 2018 Content hidden
|