Gellan Gum is a water-soluble polysaccharide produced by fermentation. This multifunctional gelling agent can be used alone or in combination with other products to produce a wide variety of interesting textures.
Evolution is a process that explains how organisms have diversified and descended from earlier forms of organisms over time. Essentially that means all species living on earth have derived from a common ancestor. Speciation is an evolutionary process that leads to the formation of a new species. Natural Selection and Speciation For a new species to form, individuals of a population need to be reproductively isolated from one another.
The analysis of these metals can provide valuable information on toxicity, such as how it may be transferred into living organisms, along with transportation considerations, bioavailability, risk assessment and remedial investigations. Metal speciation is the determination of the form(s) of an element in a sample. Trace-metals speciation-The various procedures commonly include mercury speciation, arsenic speciation, chromium speciation, and/or tin speciation. 2  Other applications are evaluated on a case to case basis.