Exam 4: The Forces of Evolution and the Formation of Species

According to the Biological Species Concept, two groups of creatures are sometimes considered separate species even if they are capable of creating fertile offspring.

When evolution works to effect a change in a population, it is engaged in __________.

Adjacent populations, continuous gene flow, and hybrid zones are all factors of ___________ speciation.

Anagenesis is said to have occurred when __________.

A scientist focusing on the evolutionary history of specific significant traits is engaged in __________.

The idea of __________ asserts that some evolutionary changes may not even involve intermediate forms.

What is a difference between a cladogram and a phylogeny?

Features that are analogous are similar due to __________.

Sociobiologists seek to explain an animal's social behavior in terms of __________.

The prime driver of sexual selection is competition between males for mates.

Evolution by natural selection works directly on , transforming __________.

Macroevolution and punctuated equilibrium help explain __________.

The frequency of EVC among the American Amish populations is the result of __________.

What is the null hypothesis?

Which of the following is a difference between kin selection and group selection?

According to the ideas of inclusive fitness, an animal __________.

G.H. Hardy was a __________.

Today, the study of taxonomy is usually called __________.

Which of the following summarizes Hamilton's rule?

The most important and prevalent type of biological evolution is __________.