Undergraduate student Gabrielle is writing a research paper on the physiological effects of commonly used drugs, such as caffeine. As her well-informed friend, you tell Gabrielle that caffeine is known to .

Block adenosine-inducted inhibition in the brain

Explanation: Caffeine is a most widely used psychoactive drug and it is a direct adenosine antagonist.

in an absolute  monarchy, the  monarchrules as an autocrat, with absolutepower  over the state and government — for example, the right to rule by decree, promulgate laws, and impose punishments. the  monarch isnominally sovereign but the electorate, through their legislature, exercise political sovereignty.

1. senate

2.there is no diagram

3.education