Salmon Returning to Spawn in Their Native Stream Require Extreme

question 4

Multiple Choice

Salmon returning to spawn in their native stream require extreme endurance for the journey. An examination of the muscles used to perform this activity would show that they

• A) have substantial reserves of fuel.
• B) have low levels of ATPase activity.
• C) are well-supplied with blood vessels.
• D) have many mitochondria.
• E) All of the above

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Definitions:

Diseconomies of Scale

A situation where a company or organization grows so large that the costs per unit increase.

Long-run

A period in economics sufficient for all markets to adjust to changes, including those made in physical capital or production capacities.

Average Total Cost

The total cost of producing a particular quantity of output divided by the quantity of output produced, encompassing both fixed and variable costs.

Input Prices

The cost of resources used in the production of goods and services.