Answer:
The answer is A. True, salts are indeed clear because there are no free electrons to interact with ambient light.
<span>By filtering the air so that the lungs so the lungs don't get infected</span>
<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.
C X-inactivation "switches off" one of the X chromosomes.
Explanation:
