Indole-3-acetic acid (IAA) a phytohormon of auxin type is synthesized by different ways in plants and some bacteria (Agrobacteria, Pseudomonas and some others).
One natural process has since the origin of the Earth removed almost all the CO2 that was ever produced by volcanism. That process is the reaction of CO2 and wa
Earthquake is a violent and irregular ground motion that can severely damage structures. In this paper we subject a single-degree-of-freedom system, consisting