Trace Elements Assay App 02 St DOC Form

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hi everyone and welcome to biology professor today we're talking about trace elements now if you would like a better understanding of what elements are please see my other video titled elements vs. compounds now to understand what trace elements are first let's talk briefly about common elements the most common elements among living organisms are carbon oxygen hydrogen and nitrogen in fact these four elements alone are so common that they make up approximately 96% of all living matter so now that we know what common elements are lower trace elements well depending on whether you are coming at this from a biology perspective or a chemistry perspective trace elements has a slightly different definition from the biology side of things a trace element is a dietary element so something that an organism obtains as a nutrient source a dietary element needed in very small quantities these are elements that are essential for the organism to grow to develop and to have overall everyday healthy p