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Explain briefly about the selenium Toxicity?
There is a narrow margin between the beneficial and harmful intakes of selenium. The level at which selenosis occurs is not well-defined but threshold for toxicity appears to be 850-900 μg per day. Symptoms of chronic toxicity include brittle hair and nails, skin lesions with secondary infections and garlic odour in the breath. Chronic selenium poisoning in people is characterized primarily by loss of hair and changes in finger nail morphology. In some cases, skin lesions may occur.
What a test tube brush and how is it used? It is a method, made with nylon bristles attached to a twisted-wire shaft, used to knock the bottoms out of test tubes.
Which of the following is true for endocytosis? A. During endocytosis of GLUT4 transporters in fat cells, there is removal of GLUT4 transporters from plasma membranes. B. Du
whats the meaning of asexual reproduction
Chromosomes are the condensed, fibrillar, self- replicating genetic structures of cells containing the cellular DNA which bears in its nucleotide sequence the linear array of gene
Explain some Precautions for Preparation of Chloride Buffers? 1. Glass electrodes should always be before and after measuring pH with a tissue paper. 2. The pipettes should
Does radioactive dating with isotopes of uranium and thorium provide an estimate of the starting, middle, or end of the period of Earth's formation? Explain your answer No, th
Personal Protective Equipment These equipments are essentially required during working to protect face, eyes, respiratory system hands and clothes. Additionally in various in
(a)State the law of independent assortment. (b )Using punnett square demonstrate the law of independent assortment in a dihybrid cross including two heterozygous parents.
Q. Explain nutritional management of metabolic diseases? The nutritional management of metabolic diseases such as gout and a few inborn errors of metabolism such as phenylketon
Determine the purposes of vital signs The vital signs reflect the functioning of vital organs of the body i.e. heart, brain and lungs. They indicate the basic functions of body
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