During a Study Session About Evolution, One of Your Fellow

question 19

Multiple Choice

During a study session about evolution, one of your fellow students remarks, "The giraffe stretched its neck while reaching for higher leaves; its offspring inherited longer necks as a result." Which statement is most likely to be helpful in correcting this student's misconception?

• A)Characteristics acquired during an organism's life are generally not passed on through genes.
• B)Spontaneous mutations can result in the appearance of new traits.
• C)Only favourable adaptations have survival value.
• D)Disuse of an organ may lead to its eventual disappearance.
• E)If the giraffes did not have to compete with each other, longer necks would not have been passed on to the next generation.

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Definitions:

Demand

The quantity of a good or service that consumers are willing and able to purchase at various prices during a given time period.

Equilibrium

Equilibrium in economics is the point where supply equals demand for a product, resulting in stable prices and volume of sales.

Efficient Portfolio

Provide the highest expected return for any degree of risk. The efficient portfolio is that which provides the lowest degree of risk for any expected return.

Expected Return

Expected Return is the anticipated profit or loss a portfolio generates over a specific period, based on historical or forecasted performance.