There are two kinds of substances that occupy a neural receptor. Which kind of substance blocks normal synaptic transmission? A) agonist
B) interior colliculus
C) antagonist
D) superior colliculus

Which is a contraceptive method that is classified as hormonal birth control?

Name three bad things that can happen to a teenager who has no refusal skills and no self-control:

When a freind is not tellig you everything you should a: bug them till they tell you b: ask them polietly to tell you c; stay silent your whole life d leave them they will tell you on there own time