Milk and food would give the cub energy. (I believe)
Where is the picture of the diagram
<span>Answer: occurs when the aortic and pulmonary valves backfill with blood</span>
The second heart sound,that is heard in normal hearts, is generated by the closing of the semilunar valves((the aortic valve and pulmonary valve). Before that, the first sound corresponds to the closing of the atrioventricular valves.
there is mostly billions of amount of water from raindrops each day i think.
If You want a EXACT number i'll say, 1,100.
Proteins are the building blocks of carbohydrates
