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define historical example population genetic theorypopulation genetic theory first developed by sir ronald fisher jbs haldane and sewall wright
define population size inbreeding and genetic variationdarwin proposed and modern evolutionary biology affirms that evolution is relies on variation
define historical example of virulencethe classical dogma of epidemiologists was that pathogens all the time evolve in the direction of lower
define evolution of virulencediseases like cholera emerge as sudden outbreaks showing marked variation via space and time both in their
define about the zinc deficiencyevidence suggests that nearly one-third of preschool children in lower-income countries have stunted growth and that
define prevention of idd by iodized oilthe other approach employed as a specific measure for women and children in hyper-endemic areas is
define prevention of idd - double fortified saltiron deficiency anaemia and iodine deficiency disorders often co-exist the most effective approach to
define prevention of idd - communication campaigna mass communication campaign is needed to create awareness in the community about the consequences
define prevention of idd - iodized salt distributionmany approaches to reduce iodine deficiency has been formulated some of these are reviewed
what are the consequences of iodine deficiency disordersas discussed earlier under signs and symptoms the consequences of idd include mental
what are goitrogenscertain chemical substances like thiocyanates phenols disuphides flavanoids etc found in the environment can interfere with iodine
define about the environmental deficiency of iodinethe ultimate causative factor is deficient intake of iodine iodine occurs in soil and sea as
define causes of iodine deficiency disorderswe have studied above that iodine deficiency is a naturally occurring ecological phenomenon that is
explain strengthening the public health measuresparasitic infestations and protozoal infections cause iron deficiency through loss of blood or
define behaviour change communication - iron deficiency anaemiain communities that are illiterate and consequently ignorant of the consequences of
explain the dietary diversification - iron deficiency anaemiait aims to ensure that deficient populations have access to foods rich in iron and also
define fortification to prevention of iron deficiency anaemiafood fortification is one of the alternatives that ensure consumption of the nutrient
define supplementation to prevention of iron deficiency anaemiasupplementation with low doses of iron is necessary to prevent anaemia in particular
define methods of prevention and control of anaemiathe available methods of prevention and control of anaemia are supplementation food fortification
define the prevention of iron deficiency anaemiaas in the case of vitamin a deficiency correction and prevention of dietary inadequacy of iron are
explain the treatment of iron deficiency anaemiaoral iron is the preferred method of treatment of ida the dosage is decided depending on the severity
determine causes of iron deficiency anaemia dietary inadequacy poor bioavailability of iron presence of absorption interfering substances in diet
define poverty and ignorance - cause of anaemia is dietarylow purchasing power of the communities and their consequent inability to meet the nutrient
define inadequate dietary intake - cause of anaemia is dietarythe commonest cause of anaemia is dietary inadequacy of iron the dietary intakes arc
define causes of iron deficiency anaemiaanaemia is a condition in which the blood cannot carry enough oxygen this may be because there are fewer red