Evolution
a trait that allows organisms to survive and reproduce better than others without the trait in a specific environment is a(n).....
adaptation
when a species fails to produce any more descendants, it is said to ......
be extinct
the movement of alleles into or out of a population due to migration is called.....
gene flow
natural selection could not occur without.....
genetic variation in population
the hypothesis that evolution occurs at a slow, gradual pace is known as.....
gradualism
directional selection tends to eliminate........
intermediate phenotypes
evolution on the level of speciation can be referred to as .....
macroevolution
according to Darwin's view of natural selection , overproducing means producing.....
more offspring than can actually survive
natural selection is the process by which.....
organisms with traits well-suited to their environments reproduce at a greater rate than less well-adapted organisms in the same environment
Darwin's theory of evolution by natural selection ....
overproducing and selection
the hypothesis that evolution occurs in "spurts" through geologic time is known as ......
punctuated equilibrium
evidence that supports the theory of evolution includes all the following except.......
similarities and differences in amino-acid and DNA sequences between organisms
the term microevolution refers to ......
small-scale changes in population's genes.
evolution can be described as change in......
species
the major idea that Darwin presented in his book "the origin of species" was that......
species changed over time by natural selection
new species form during ......
specification
the formation of new species is called .........
specification
the most important evidence supporting Darwin's Theory of evolution came from........
the science of genetics