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Explain about the Niacin (nicotinic acid) deficiency?
Niacin (nicotinic acid) deficiency classically results in pellagva, which is a chronic wasting disease associated with a characteristic erythmatous dermatitis that is bilateral and symmetrical, a dementia after mental changes including insomnia and apathy preceding an overt encephalopathy, and diarrhoea resulting from inflammation of the intestinal mucous surfaces. The disease is, therefore, characterized by 3 D's- dermatitis, diarrhoea and dementia.
Q. What are the two kind of fermentation? What are their complete chemical equations? The two major types of fermentation are alcoholic fermentation and lactic fermentation.
Syngamy - Protozoan The two gametes may be morphologically similar (isogametes) or dissimilar (anisogametes). The gametes also vary in form, they may be flagellated or amoeboi
Q. How are gametes formed in the pteridophyte life cycle, by mitosis or meiosis? What is the type of meiosis that occurs in pteridophytes? In pteridophytes gametes are made by
Q. What is the function of keratin in the epidermis? The epidermis is the outer layer of the skin made of epithelial tissue in the epidermis there are keratin-secreting cells (
Q. What are anticoagulants? What are the practical applications of anticoagulants, like heparin, in Medicine? Ordinarily there are anticoagulants circulating in the plasma sinc
Pulmonary Autograft and Ross Procedure : Sir Donald Ross in 1967 introduced the concept of using patient's own pulmonary valve (autograft) for aortic valve replacement and a pul
To verify the effect of intra-specific competition on the growth of saplings of Eucalyptus dives, an experiment was designed in which two sets of pots were used. In the first set o
Protein Synthesis The central dogma of modern biochemistry is totally based on the coded information holds within deoxyribonucleic acid (DNA). Double stranded DNA is converted
Q. How is fecundation done in insects (internal or external)? Is there copulation between insects? Fecundation in insects is internal, with copulation.
Open Heart Surgery These surgeries are done under alternative arrangements to continue oxygenated systemic blood supply, while the heart is operated on (Cardiopulmonary bypas
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