Pulmonary valve - connects right ventricle and pulmonary trunk (which divides into right and left pulmonary arteries). It is a semilunar valve
Denaturing
(Don’t mind this Vehqiudhdhebjeidhwhwbjsjw)
Answer:
These are things that won't be going away. Natural gasses and fossil fuels will likely run out someday or become much harder to find. When you use these sources of energy, they won't be going away and therefore will be sustainable because we can always continue using them.
Does that make sense?
Explanation:
<span>since the tail hates water they stay inside the cell where there is no water but the heads are on the outside of the cell which has water</span>
