Some stereotypes that come to mind when people think of lions is that they are dangerous and aggressive to observe or be around. Contrary to popular belief, lions are very docile and respective creatures.
Answer: A.Caffeine
Explanation:
Caffeine works by blocking adenosine, a neurotransmitter that promotes sleep. This makes us feel more awake and alert. It's the most commonly used psychoactive substance and is found in many everyday items like coffee and medicines.
The actual mechanism of A) Caffeine is to block chemicals that inhibit or slow nerve activity in the brain. Caffeine functions as an adenosine antagonist, meaning it inhibits the adenosine receptors. Adenosine is a neurotransmitter that promotes sleep, so caffeine's effect reduces sleepiness and enhances alertness.
This mechanism allows caffeine to indirectly increase adrenergic activity (energy release), promoting a more energetic state. While caffeine is often associated with increased alertness and arousal, it's important to remember that it's acting primarily by blocking the inhibiting effect of certain chemicals on the brain nerve activity.
It's noteworthy that caffeine, as the world's most widely consumed psychoactive drug, is unregulated, found in everyday items like beverages and medicines, and generally not harmful in moderation.
#SPJ11
it was an increase in nativist filling in the nation
happy t0 help
Answer:the number of bacterial colonies after three days
Explanation:
A botanist publishes data about plant growth that does not support their original hypothesis and is replicable.
An ecologist publishes data funded by a construction company which supports their original hypothesis that an endangered animal's territory is not endangered.
A microbiologist publishes data funded by the National Institutes of Health that does not support their original hypothesis.