After You Swallow the First Bite of Your Food, Your

question 66

Multiple Choice

After you swallow the first bite of your food, your stomach becomes active. Polypeptides in the ingested food stimulate the stomach to release acid and enzymes, which creates more polypeptides. This greater concentration of polypeptides stimulates the stomach to release even more acid and enzymes, which continues until the contents of the stomach pass into the next digestive chamber. This phenomenon is best explained by

• A) positive feedback control.
• B) the relationship between structure and function.
• C) how evolution does not lead to a perfect animal form.
• D) how different tissues form an organ.

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Definitions:

Equilibrium Quantity

The quantity of goods or services supplied is equal to the quantity demanded at the market price.

Socially Optimal

A state or outcome that maximizes the overall welfare or benefit to society, often considered in economics and game theory to balance individual and collective interests.

Gasoline

A volatile, flammable liquid derived from petroleum, used primarily as fuel in spark-ignited internal combustion engines.

Negative Externality

A cost that is suffered by a third party due to an economic transaction or activity.