Physical Separation of a Segment of a Large Population by a Physical

question 35

Multiple Choice

Physical separation of a segment of a large population by a physical barrier that prevents gene flow can lead to __________.

• A)sympatric speciation
• B)allopatric speciation
• C)hybrid sterility
• D)temporal isolation
• E)gene flow

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Definitions:

Negative Relationship

A type of correlation where an increase in one variable is associated with a decrease in another variable.

No Relationship

Outcome of research in which two variables are not related; changes in the first variable are not associated with changes in the second variable.

Negative Linear Relationship

A direct relationship between two variables where an increase in one variable leads to a decrease in another.

Positive Linear Relationship

A relationship between two variables where an increase in one variable is associated with an increase in the other variable, depicted as a straight line.