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Explain about the Cyanocobalamin (vitamin B12)?
Vitamin B12 (cobalamin, cbl) is a unique vitamin in human nutrition, since its malabsorption leads to the fatal syndrome of pernicious and megaloblastic anaemias with demyelinating lesions of the central nervous system. The structure of vitamin B12 is shown earliar. As you may have noticed, vitamin B12 is the largest of the B complex vitamins. It consists of a corrin ring made up of four pyroles with cobalt at the centre of the ring. There are several vitamin B12-dependent enzymes in bacteria and algae, but no species of plants have the enzymes necessary for vitamin B12 synthesis.
Annexin V is a protein that binds to Phosphatidylserine. Why is this useful in the lab? Does it have to do with testing whether the cell is in normal condition?
In an adult male, which of the following is true? A. The plasma membranes of Leydig cells contain LH receptors. B. The plasma membranes of Sertoli cells contain FSH receptor
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Behaviour change communication is necessary as it ensures that the diabetic patient and their families have access to correct information about the disease, complications, treatm
Why are producers the first trophic level to advantage from the activity of decomposers? Decomposers return nutrients in dead tissues and wastes to the soil or water; producers
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