Examlex
When a gene is duplicated one or more times, it gives rise to a group of genes that may diverge by mutation, but their sequences will generally remain closely related and they will encode similar polypeptides. The genes produced in this way can be referred to as ________.
Network Externalities
The value of a product to a consumer increases with the number of that product being sold or used in the market.
Product Variety
The range of different products or services offered by a company or available in a market.
Cost Economies
Refers to economies of scale where the average cost per unit of production decreases as the volume of production increases.
Horizontal Differentiation
Products differ in ways that make them better for some people and worse for others.
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