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

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

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 not uncommon occurrence of Blank______ in natural settings of weakens the biological species concept.Multiple choice question.adaptationhybridizationnatural selectionmutation

Darwin's view of evolution proposes that new species arise from Blank______.Multiple choice question.species migrationexisting speciesinbreedingspecial creation

Organisms may be unable to breed because of physical characteristics, location, habitat, or even differing courtship behaviors; this is called Blank______.Multiple choice question.the evolutionary species conceptthe phylogenetic species conceptreproductive isolation