The Circulatory System of Cephalopods Is More Efficient Than That

question 1

Multiple Choice

The circulatory system of cephalopods is more efficient than that of other molluscs because

• A)it has blood.
• B)it is closed.
• C)cephalopods breathe air.
• D)all of these

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Definitions:

Physical Capital

Tangible assets used in the production of goods and services, such as machinery, buildings, and equipment.

Short Run

A period in economics during which at least one input is fixed while others are variable.

Average Total Costs

The total cost of production divided by the quantity of output produced. It reflects the per-unit cost of production.

Physical Capital

Tangible assets that are used in the production process, such as machinery, buildings, and equipment.