Question

Which of the following is not a true statement?a) most hormone systems function under a positive feedback systemb) secretion of hormones occurs in short burstsc) signals from the nervous system regulate hormone secretiond) chemical changes in the blood may determine concentration of hormone releasee) regulation of secretion prevents overproduction of a hormone

Answer 1

Answer: A.

Step-by-step explanation:

This is because most hormone level in the body are usually controlled by negative feedback.