The Continued Geographic Isolation of Kaibab Squirrels from Abert Squirrels

question 69

Multiple Choice

The continued geographic isolation of Kaibab squirrels from Abert squirrels has allowed the animals to evolve into two distinct subspecies. This is an example of:

• A) hybridization.
• B) allopolyploidy.
• C) adaptive radiation.
• D) allopatric speciation.
• E) sympatric speciation.

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Definitions:

T Distribution

A probability distribution that arises when estimating the mean of a normally distributed population in situations where the sample size is small and the population standard deviation is unknown.

Degrees of Freedom

The number of independent values or quantities which can vary in an analysis without breaking any constraints.

T Distribution

A probability distribution that is used to estimate population parameters when the sample size is small and the population variance is unknown.

Population Mean

The average of a set of values in the entire population.