A on the first one and C in the next one I hope this helps
False. The opportunity of a new job or house you have wanted can cause stress as well. Stress is an emotion just like crying over extreme happiness or sadness
The female mosquito is the one that bites (males feed on flower nectar). She requires blood to produce eggs.
According to the research, serotonin is an inhibitory type neurotransmitter that acts in the brain regulating mood, sleep.
<h3>What is serotonin?</h3>
It is a neurotransmitter that is produced in the intestines, brain and blood platelets from the synthesis of tryptophan.
This neurotransmitter plays a relevant role in the inhibition and regulation of sleep, appetite, body temperature and anger, for example.
Therefore, we can conclude that according to the research, serotonin is an inhibitory type neurotransmitter that acts in the brain regulating mood, sleep.
Learn more about serotonin here: brainly.com/question/14482824
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I think that the answer would be C