Which System Is Most Likely to Produce the Stimulus-Response Curve

question 77

Multiple Choice

Which system is most likely to produce the stimulus-response curve shown here?
In the systems shown below,the concentration of molecule 3 represents the stimulus,and the concentration of molecule 2 is the response.Molecule 1 is a substrate of molecule 3.Molecule 4 is an inactive form of molecule 3.Molecule 2 activates molecule 5.

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Definitions:

Pure Monopolist

A market scenario where a single seller controls the entire supply of a product or service, with no close substitutes available to consumers.

Productively Efficient

This refers to a situation where a firm produces goods at the lowest possible cost.

Allocatively Inefficient

A situation where resources are not allocated to produce the mix of goods and services that most benefits society or meets consumer preferences.

Allocatively Efficient

An allocation status of resources where enhancing the welfare of one party means diminishing that of another.