<span>Alveoli are specifically designed to quickly facilitate the exchange of gas from the lungs to the blood. They are very small, but with a very high surface area allowing a greater amount of gases to be exchanged in a comparatively short period of time.</span>
A plant can have yellow (Y) or green (y) leaves. It can also have smooth (S) or rough (s) seeds. Answer the following questions about this plant.
The main benefit of nonrenewable energy is that they're abundant and affordable.<span />
The multiple choices;
A) Oats
B) Rice
C) Wheat
D) Barley
Answer;
B. Rice.
Explanation;
Solid food is any solid substance (as opposed to liquid) that is used as a source of nourishment; "food and drink" food.
At about 6 months of age, the baby needs more nutrients and is ready to start trying solid foods.
