Botox injections smooth facial wrinkles because botulin is a(n)
A) ACh antagonist.
B) dopamine antagonist.
C) ACh agonist.
D) dopamine agonist.
Answer: A
Botox injections smooth facial wrinkles because botulin is a(n)
A) ACh antagonist.
B) dopamine antagonist.
C) ACh agonist.
D) dopamine agonist.
Answer: A