In most cases animals get aggressive (D) in the habitation.
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Answer with explanation; I searched it up :)
Answer:<em> Protein not only helps maintain muscle and bone mass, but it's also essential for body growth. Thus, deficiency or insufficiency is especially harmful to children whose growing bodies require a steady supply.</em>
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Its too expensive or they feel they don't need it because they don't get sick or hurt or don't go to the doctor
