A Weightlifter Decides to Try Taking Steroids to Improve His

question 22

Multiple Choice

A weightlifter decides to try taking steroids to improve his performance level.Following a month of use,he notes that the steroids have had no effect on his performance.Which of the following is the most likely reason for this?

• A)The steroid hormone did not bind to the receptors at the cell surface and no signal transduction cascade was initiated.
• B)The steroid hormone did not enter the nucleus and could not bind to the hormone response element.
• C)The protein needed to transport the steroid hormone into the cell was not present at the cell membrane.
• D)The steroid hormone did no bind to the hormone receptor and the hormone response element was not activated.

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Definitions:

Explicit Cost

A cost that requires an outlay of money.

Economic Profit

Revenue minus the opportunity cost of resources used; usually less than the accounting profit.

Accounting Profit

Revenue minus explicit cost.

Factors of Production

The resources used in the creation of goods and services, traditionally categorized into land, labor, capital, and entrepreneurship.