)                            (f) transmit impulses in body  

1.      Which of the following is not a type of signaling molecule?                        

(a)    Testosterone

(b)    Insulin

(c)     Thyroxin

(d)    Adenylate cyclase​

Where is the picture at

Need the answers if its a multiple choice question

U. life is what you go through to become a better person. it makes you stronger, wiser, and more creative. it can be hard but its ok. because i believe everyone was put here for a reason. whether or not you know that reason you should always look towards the future and trust in god for a better tomorrow.be safe and blessed