A Human Who Has No Access to Fresh Water and Can

question 1

Multiple Choice

A human who has no access to fresh water and can only drink salty seawater instead

• A)will thrive under such conditions,as long as he has lived by the ocean most of his life.
• B)will excrete more water molecules than are taken in because of the high load of ion ingestion.
• C)will develop structural changes in the kidneys to accommodate the salt overload.
• D)will find that drinking saltwater satiates his thirst.
• E)will excrete less water molecules than are taken in because of the high load of ion ingestion.

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Definitions:

Marginal Cost

The additional cost incurred by producing and selling one more unit.

Fixed-Cost Fallacy

Consideration of costs that do not vary with the consequences of your decision (also known as the sunk-cost fallacy).

Depreciation Costs

The allocation of the cost of a tangible asset over its useful life, representing the decline in value due to wear and tear, age, or obsolescence.

Opportunity Cost

The cost of forgoing the next best alternative when making a decision or choosing to pursue a particular action.