Exam 14: How Biological Diversity Evolves

The wing of a bald eagle is ______ the wing of a penguin.

What type of reproductive isolating mechanism is described by a situation in which female fireflies only mate with males who emit light in a particular pattern?

The biological species concept cannot be applied to fossils.Which alternate approach to identifying species would be most useful for classifying fossil organisms?

Under the biological species concept,what criterion is used to assign populations of organisms to the same biological species?

Examine the evolutionary relationships represented in the following figure.Based upon this diagram,the two most closely related species are ______.

The type of reproductive barrier that occurs when two species mate but produce sterile hybrids is referred to as ______.

Which one of the following is the only domain that contains eukaryotes?

Some fish have bony fins.If the body of water they are in dries out,these fins can be used to help the fish "walk" to another body of water.In this context,bony fins are an example of ______.

Read the following scenario to answer the following question(s). In some zoos, rare crosses between a male lion and a female tiger have produced hybrid offspring called ligers. Male ligers are sterile but some female ligers are fertile. In the wild, lion and tiger ranges do not naturally overlap, making such a cross unlikely. Furthermore, the solitary behavior of tigers and the social organizations of lions create behavioral differences. -The production of sterile male ligers is an example of ______.

Homology is evidence of ______.

A reproductive barrier that prevents species from mating is an example of ______.

A pattern of evolution in which most change in appearance takes place during a relatively short period of time fits the ______ model of speciation.

The science of naming,identifying,and classifying organisms is called ______.

Dinosaurs (aside from the lineage that produced birds)were extinct by the end of the ______.

Examine the figure below.Cladistic analysis indicates that crocodiles are more closely related to ______ than to ______.

______ is the discipline of biology that focuses on classifying organisms and determining their evolutionary relationships.

The wing of a penguin is ______ the wing of a butterfly.

Molecular systematics might examine all of the following types of data except ______.

An ancestral species and all its evolutionary descendants define a ______.

Which of the following would be an example of paedomorphosis?