1) Describe the basic system of signal (signaling cell), targetcell, receptor, and response for chemical communication. How iscommunication specific to just certain cells?
1a) Describe how the endocrine system and the nervous systemcoordinate communication and regulation between cells inmulticellular animals.
1b) Describe, in general, the process of signal transduction,including second messengers. List several examples of responsescells can have to receptor binding.
