. Choose the incorrect statement: a. Endocrine glands secrete their hormones through ducts. b. The..

. Choose the incorrect statement:

 a. Endocrine glands secrete their
hormones through ducts. b. The endocrine system consists of endocrine glands
and organs with endocrine tissue. c. Negative feedback mechanisms regulate the
secretion of most hormones. d. During positive feedback, the outcome of a
process feeds back to the system and stimulates the process to continue.