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.