Studies in Developing Countries Have Demonstrated That the Mortality Rate

question 75

Multiple Choice

Studies in developing countries have demonstrated that the mortality rate of children with measles can be significantly reduced by providing supplements of

• A)iron.
• B)vitamin A.
• C)folic acid.
• D)phylloquinone.
• E)vitamin E.

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Definitions:

Molecules

Entities consisting of two or more atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.

Lock-And-Key Model

A model describing the mechanism of enzyme action, where the enzyme and substrate fit together perfectly like a lock and key.

Antigen

A substance that, when introduced into the body, triggers an immune response.

Antibody

A protein produced by the immune system to identify and neutralize foreign objects like bacteria and viruses.