Exam 14: Evolution and Natural Selection

Bats,pterosaurs,and birds are examples of _________ evolution.

Two closely related species that fail to recognize the courtship behavior of each other are said to be _________________ isolated.

Darwin's finches,and the studies by the Grants finally proved that:

Darwin's evidence that evolution occurs included:

Sickle-cell anemia in humans is an example of:

Darwin better understood the mechanism for natural selection after he read a book by ______________ on the rate of growth of populations.

Different finches on each of the Galápagos Islands is the result of:

Choose the phrase that best represents macroevolutionary change.

The notion that organisms that are more distantly related should have time to accumulate more biochemical differences than those more closely related can best be illustrated using:

__________________ isolating mechanisms lead to reproductive isolation by preventing the formation of hybrid zygotes.

In the Hardy-Weinberg equation p² +2pq + q²,describe what each genotype is represented by each member of the equation.

Over time,the same bones in different vertebrates were put to different uses.This falls under the category of:

In a certain population,the frequency of a dominant allele is represented by p = 0.7,and the frequency of the recessive allele is represented by 0.3.What is the frequency of the heterozygous genotype?

When a few survivors of an original population give rise to the next generation of individuals,the genetic sample is small,a phenomenon called a ________________.