A violent volanic eruption occurs due to magma with high viscosity. Especially when their is a lot of pressure inside thr volcano.
The Purpose Cellular Respiration. Cellular respiration is the processby which cells in plants and animals break down sugar and turn it into energy, which is then used to perform work at the cellular level. The purpose of cellular respiration is simple: it provides cells with the energy they need to function. - According to the website I went too. So I'm guessing it's "Produce usable energy - ATP". I hope this helped you! Good luck.
Answer:
blood is made in the marrow of the bone, and the heart pumps the blood throughout the body.
Explanation:
They are able to carry on photosynthesis longer then deciduous trees which lose thier leaves