Answer:
Antagonists
Explanation:
Antagonist induce the opposite effect to that of the neurotransmitter. They exert their effects by binding and altering the site at which the neurotransmitter functions. The antagonist may act competitive or non-competitive meaning they bind to the active site or non-active site, respectively.
Answer: the answer should be E and A
Explanation:
In a way, yes.
experiments need a hypothesis (this would correspond to "what they already believe") which has to be a specific proposal, not a question (e.g. turtles reproduce sexually)
their experiments proove (or, better said: test!) whether "what they already believe" is true.
Answer:
A.) circulatory, muscular, nervous
When stating a routine request up front, what you should do
is as you have your request told, you should assume that the audience present
in the situation will be able to comply with the routine request that you have
asked or suggested.