Random Changes in Gene Frequencies from One Generation to the Next

question 34

Multiple Choice

Random changes in gene frequencies from one generation to the next due to a sudden reduction in population size and resulting in the loss of particular alleles is known as

• A) gene flow.
• B) genetic drift.
• C) mutation.
• D) natural selection.

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Definitions:

Trading Securities

Financial instruments such as stocks and bonds that are bought and sold for the purpose of generating profits on short-term fluctuations in their prices.

Held-to-Maturity Securities

Held-to-maturity securities are debt securities that an investor intends and is able to hold until their maturity date, recorded at amortized cost.

Unrealized Holding

Gains or losses on investments that have not yet been sold and so are not yet reflected in the income statement.