It synthesizes proteins and lipids, and puts them in vesicles and sends it to where it has to go
Quantity of blood delivered to various parts of the body.
<h2>Scientist Observing changes </h2>
If the population of the species is significantly decreasing then the species could become extinct. The decline in population is due to some factors like less immigration, aging, and decreasing fertility rates. But the most is due to less immigration which causes to decrease population. The extinction of population can be prevented by some serious actions which should be taken government.