The great variety of breeds of cats, dogs and other domestic animals have arisen through Blank______.Multiple choice question.artificial selectionnatural selectionrandom genetic changes

The odd proportions of dachshunds have resulted from Blank______.Multiple choice question.unintentional selectionartificial selection for dogs that could enter narrow badger holesan increased mutation rate in that dog breed

According to some critics of evolution, natural selection can produce changes in a population, but it cannot cause substantial changes leading to Blank______.Multiple choice question.higher frequencies of the dark forms of the peppered moththe formation of an entirely new speciesthe formation of the different dog breedsdifferences between modern corn and its ancestor teosinte

A common criticism of evolution is that selection only produces Blank______ changes and cannot produce the variety of Blank______ documented in the fossil record.Multiple choice question.minor; breedsminor; speciessubstantial; extinctionssubstantial; breeds

Artificial selection has resulted in a wide variety of domesticated dog breeds. Several of these breeds are shown below.Which of the following is true when a new dog breed is being developed? A. Female dogs are allowed to select male dogs with which to produce offspring. B. Humans choose the potential parents for crosses based on desired characteristics. C. Male dogs are allowed to select female dogs with which to produce offspring. D. Many dogs with varied characteristics are allowed to mate randomly.

The process, in which advantageous traits that are heritable become more common in successive generations, is called Blank______.Multiple choice question.genetic driftgene flownatural selectionrandom mating