Answer:
Serotonin is an important chemical and neurotransmitter in the human body. it is believed to help regulate mood and social behavior, appetite and digestion, sleep, and memory
I think the polymers are the hydrocarbons.
If this helped please mark me as brainliest.
Hydroelectric Power
The benefits are: <span><span>
1. </span>Hydroelectric power is mainly a renewable source of energy. It relies on the stream cycle of water which do not cause pollution.</span>
<span><span>2. </span>Hydroelectric power also helps and promote water reservoir and storage.</span>
The cost are:
<span><span>1. </span>0.85 cents per kWh is the average cost in the US.</span><span><span>
2. </span>Conventional installation costs $1,000-$5,000</span>
Geothermal Power
The benefits are: <span><span>
1. </span>There is no pollution</span><span><span>
2. </span>We lessen the utilization of fossil fuels</span>
The costs are: <span><span>
1. </span>$0.03<span> to $0.035 per kWh is the cost of electricity by The Geysers.</span></span>
<span><span>2. </span> <span>$20,000 to $25,000 costs to build this power plant
Hope this helps.</span></span>
The human gene for insulin production is identified and removed using enzymes called restriction enzymes. The same restriction enzymes are used to cut open a plasmid (a small, circular section of DNA).
This is a difficult question to answer with the given information...could you add more
