The tiny hollow air sacs in the lungs where gas exchange takes place are the "a. alveoli". These are the "last stop" on the respiratory tree and are responsible for oxygen exchange.
Answer:
c. provide the energy that establishes the proton gradient
Explanation:
Answer:
Where the crack is formed a new subduction zone slowly develops.
Explanation:
Tectonic plates are the pieces of the earth. If the distance between some parts of the earth becomes wide, the tectonic plate can crack. This is a way how the Himalayas are formed. These cracks can be easily seen as they are under the water.
Cracks can also be caused by earthquakes. In those cracks, the tectonic plates are touching. If they crash the pressure between the plates is big and they start to crack.
Tachycardia is a condition of a heart that beats very fast
