what is caffeine?explain​
Answers
Caffeine is a natural stimulant most commonly found in tea, coffee and cacao plants. It works by stimulating the brain and central nervous system, helping you to stay alert and preventing the onset of tiredness. Historians track the first brewed tea to as far back as 2737 BC
Answer:
caffeine is a central nervous system (CNS) stimulate of the methlxanthine class it is the world most widely consume psychoactive drug unlike many Atta psychoactive substances it is legal and unregulated in nearly all parts of the world there are several known mechanisms of action to explain the effects of caffeine the most prominent is that it reversible lip locks the action of adenosine on its receptor and consequently prevents the onset of drowsiness induces by adenosine cacing of stimulus certain portions of the autonomic nervous system
hope it helps mark me as brain lisr and I also put a picture in this answer so that if you don't understand this you can understand it by the picture
