Which of the Following Statements About Hormones, Hormone-Producing Cells, and Target

Multiple Choice

Which of the following statements about hormones, hormone-producing cells, and target cells is false?

A) Target cells have the appropriate receptors for binding a particular hormone.
B) Some endocrine cells exist as single cells within a tissue.
C) Endocrine glands do not have ducts that lead to the outside of the body.
D) All hormones travel in the blood to target cells.
E) Both a and b