Selection Has Obviously Affected the Frequency of Alleles for Sickle

question 67

Short Answer

Selection has obviously affected the frequency of alleles for sickle cell hemoglobin and perhaps the frequencies for cystic fibrosis. What factors might be responsible for inter-population differences in other alleles such as the ABO system?

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Definitions:

Oligopoly

Defines a market structure characterized by a small number of firms dominating the market, leading to limited competition.

Brand Loyalty

Occurs when a consumer buys the same brand’s product or service repeatedly over time rather than buying from multiple suppliers within the same category.

Demand Curve

Represents a graph showing the relationship between the price of a good and the quantity demanded by consumers at those prices, usually downward sloping.

Price Elasticity

The measure of how much the quantity demanded of a good responds to a change in the price of that good, expressed as a ratio.