Multicellular organisms evolved. The first ones were likely in the form of sponges. Multicellularity led to the evolutio..
Nutrients in the soil are essential to the proper growth of a land plant. This tutorial deals with the properties of soi..
Part of the genetic information is devoted to the synthesis of proteins. mRNA, a type of RNA, is produced as a transcri..
Autotrophs flourished, absorbing carbon and light. Soon after, primitive life forms that could assimilate oxygen thrived..
Obtaining air outside an aquatic environment required species to acquire suitable adaptations, and this was the case of ..
Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..