In the 1960s, zinc deficiency became apparent from studies in what area of the world?Multiple choice question.Middle EastSouth AmericaAfricaAsia

When was zinc deficiency first recognized in humans?Multiple choice question.1960s1940s1920s1980s

Zinc deficiencies were first observed in which human population?Multiple choice question.adolescent boysinfant boysadult womenadult men

High intake of _____ in traditional Middle Eastern diets, coupled with generally low zinc intakes, resulted in symptoms of zinc deficiency that led scientists to recognize zinc as an essential nutrient in humans.Multiple choice question.garbanzo beansunleavened breadrice

What mineral has been used to treat diseases for at least 2000 years, but was only recognized as an essential nutrient in 1964?Multiple choice question.ZincIronCopper

Which mineral deficiency is considered one of the greatest global health risks by the World Health Organization?Multiple choice question.CalciumIronSelenium