Exam 17: Processes of Evolution

The situation in which an embryo produced as a result of a mating between individuals of different species is incompatible with the mother and is subsequently aborted is an example of ____.

Which of the following is the best definition of sympatric speciation?​

Gene flow ____.

Choose the most appropriate letter for each. -2pq

Which statement is TRUE?

An organism is found to be almost unchanged from its 200 million year old fossil. This is an example of ____.

Choose the most appropriate letter for each.​ -balanced polymorphism

Give an example of exaptation in humans.

Four of the following characterize a population in genetic equilibrium. Which one is the exception?​

__________ can lead to the loss of genetic diversity.

Speciation caused by a change in the course of a river is an example of ____ speciation.

__________ selection favors intermediate forms of a trait where __________ selection favors extreme forms.

Choose the most appropriate letter for each. -p + q

__________ is rapid diversification into new species that occupy novel niches.