As the Editor of a Textbook Dealing with Signalling in Animals,which

Multiple Choice

As the editor of a textbook dealing with signalling in animals,which statement would you remove?

A) Both the nervous system and the endocrine system use neurotransmitters to affect target cells.
B) A nerve impulse is virtually instantaneous, but hormones take from seconds to hours to exert their effects.
C) Hormones and neurotransmitters may share the same target cell.
D) A single neuron influences only a few cells at a time, whereas hormones circulate throughout the body in the blood.
E) Some chemicals act as both neurotransmitters and hormones.