![]() Thus cobalt is considered to be an essential trace element. Vitamin B12 contains cobalt and the lack of cobalt will prevent the formation of vitamin B12 and consequently the formation of blood.Copper is also an essential trace element as hemoglobin will not form in the absence of copper.It is part of the hemoglobin in the blood and the lack of it is an ailment called anemia. Iron is another essential trace element.Obviously, corals are not going to get goiter, but that does not mean they don’t need some iodine. Studies have shown lack of iodine in the diet of humans and some animals can cause goiter which is the enlargement of the thyroid gland. To review, there are eight essential trace elements: cobalt, copper, iodine, iron, manganese, molybdenum, selenium, and zinc. In fact, most of studies on essential trace elements have come from dietary/medical studies on ailments which were eventually shown to be caused by the lack of a certain trace element. In any case, the essential trace elements are the ones that are needed for proper nutrition and development of an organism (including humans). Essential trace elementsĮssential trace elements can also be important in biochemical processes as they are part of important enzymes. These are mostly based on human and farm animal needs, so there is a slight difference between which category a certain element falls into when considering fresh and seawater systems. incidental or nonessential trace elements.Trace elements can be separated into three categories: Trace elements in Reef & Saltwater tanks.So how do organisms get the trace elements they need?. ![]()
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