Which One of the Following "Alternate" Hypotheses Might Also Explain

question 54

Multiple Choice

Which one of the following "alternate" hypotheses might also explain industrial melanism?

• A)Dark moths are more resistant to the toxic effects of pollution than light moths.
• B)Dark moths emigrate out of polluted areas to escape the pollution.
• C)Pollution kills important tree species that peppered moths depend on for egg laying.
• D)Because dark moths absorb more heat they are more active and better able to avoid bird predation.
• E)Birds used the marks that Kettlewell placed on the moths when he released them to help them find and capture the moths.

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Definitions:

Retained Earnings

The portion of net income that is retained by a company rather than distributed to its shareholders as dividends.

Contributed Capital

Funds raised by a company in exchange for its shares, representing the equity capital contributed by the shareholders.

Cumulative Preferred Stock

A type of preferred stock where dividends accumulate if not paid in a given period, and must be paid out before common shareholders can receive dividends.

Noncumulative Preferred Stock

A type of preferred stock where dividends are not accumulated if they are not declared.