The Principal Function of the Immune System Is

question 2

Multiple Choice

The principal function of the immune system is:

• A)Defense against cancer
• B)Repair of injured tissues
• C)Defense against microbial infections
• D)Prevention of inflammatory diseases
• E)Protection against environmental toxins

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Definitions:

Marginal Cost

The variation in overall expenses that occurs with the production of an additional unit.

Total-Cost Curve

A graphical representation showing the total cost of producing different quantities of a good or service.

Marginal Product

The additional output that is gained by employing one more unit of a factor of production.

Average-Variable-Cost Curve

A graphical representation showing how the average variable cost of production changes as the quantity of output is altered.