At Least Two Host Races of Apple Maggots Have Appeared

question 84

Multiple Choice

At least two host races of apple maggots have appeared within the past 150 years, suggesting they may be undergoing ____. ​

• A)parapatric speciation
• B)allopatric speciation
• C)sympatric speciation
• D)genetic drift
• E)development of a hybrid zone

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Definitions:

Foreign Securities

Investment instruments issued in a jurisdiction outside of the investor's country, including stocks, bonds, and other financial assets.

Negative Beta Value

Indicates an investment's return moves opposite to the market's return, suggesting a potential risk-reducing benefit in a diversified portfolio.

Risk-Reducing Property

A characteristic of investment diversification that helps in lowering the overall risk of a portfolio.

Theoretical

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