Answer: Volcanic materials ultimately break down and weather to form some of the most fertile soils on Earth, cultivation of which has produced abundant food and fostered civilizations.
The internal heat associated with young volcanic systems has been harnessed to produce geothermal energy.
2 disadvantages could be the destruction of life and the ash that fills the air far and wide when it erupts
The answer is B. If a cell has a nucleus its a eukaryote
A. U - A - C
B. A - U - G
C. Adenosine, Uracil, Guanine
True ribosomes make protiens and are scattered across the cell. some are just attached to things