Answer: Antidepressants
Explanation:
The effectiveness of ANTIDEPRESSANTS is best explained by how they stimulate the synapse junctions of several neurons in the body to a top frequency, thus inducing a continuous "feel-good" feeling in the patients administered such drugs.
This ability of antidepressants to sustain this "feel - good" feeling supresses depression and is known as the long-term potentiation of nerve cells.
The answer is the first option.
"They perform well only at very low temperatures."
Despite of advantages of Superconductors such as power and cost efficiency, these conductors have drawbacks. Semiconductors have restricted operation range of operating temperatures. They are required to work at very low temperatures.
<span>150-200 species of plant, insect, bird and mammal become extinct every 24 hours., according to the Scientist Estimate. </span>