The Human Ecosystem, Composed of Trillions of Organisms in the Human

question 44

Multiple Choice

The human ecosystem, composed of trillions of organisms in the human body, is understood as what?

• A) a system of discrete, biological entities
• B) a useful way to collect microbes used for the treatment of other diseases
• C) a potentially lethal collection of bacteria
• D) a complex microbiome

---

Definitions:

Marginal Revenue

The additional income gained from selling one more unit of a good or service.

Cournot Duopoly

A model of competition between two firms, in which each firm decides the quantity to produce independently and simultaneously with the goal of maximizing profit.

Perfectly Competitive

A market structure characterized by a large number of small firms, all selling identical products, where no single firm can influence the market price.

Monopoly Price

The price a monopolist sets, which is typically higher than both marginal and average costs, maximizing profits due to lack of competition.