Answer:
The paramecium have a higher chance of survival when grown separately. Besides the chart, we can assume that the reason this is possible is that they have easier access to more resources, like food and water.
Explanation:
B is the answer?!? Sorry if im wront
<span>There are three major types of blood vessels: the arteries, which carry the blood away from the heart; the capillaries, which enable the actual exchange of water and chemicals between the blood and the tissues; and the veins, which carry blood from the capillaries back toward the heart</span>
Smoking is a huge factor that drives this disease, specifically tobacco.