All of the following are examples of amplification of a hormone signal except .epinephrine initiates an enzyme cascade b. steroids bind hormone-response elements in the cell and initiate gene transcription c.0.09 mg of growth hormone leads to a 10,000-mg weight gain in a cow d. different cell types have different receptors capable of binding the same hormone

The correct option is D.

Explanation:

Hormone amplification refers to the process by which the effect of released hormone is enlarged across the body system. Hormones are chemical substances that are release in minutes quantity but they bring about changes that are very big. The examples given in option A, B and C are all examples of hormone amplification. We can see that the result generated by the hormone that is released is bigger than the quantity of the hormones that were released.

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