The answer is
"Dopamine".
<span>Some drugs fundamentally influence one neurotransmitter or
class of neurotransmitters. For instance, prescription opioids and heroin
deliver impacts that are like (however more articulated than) those created by
the neurotransmitters endorphin and enkephalin: expanded absence of pain,
reduced readiness, and low breath. Different medications upset more than one
sort of neurotransmitter. Cocaine, for instance, joins to structures that
manage dopamine, prompting increments in dopamine activity and creating
euphoria; it likewise delivers changes in norepinephrine and glutamate
frameworks that cause stimulant impacts.</span>
Plants gather energy from the sun to photosythensize any more details from the question
Answer:
The blood circulatory system delivers nutrients and oxygen.
Explanation:
Based on the picture, how did the sunflowers show their competition? Why should they compete?
I choose this as a scientific question because there are numerous sunflowers that occupy the land. Living things try to survive with their environmental conditions. Thus, competition happens among the organisms.
<span>Large-scale evolutionary trends are the result of macroevolution.</span>