STDs are infections spread from person to person during sexual contact.
In this case your answer would be
A - <span>Osteoporosis</span>
Metabolic reactions are chemical reactions that occur within the body to release usable energy. Making the proteins, generation of energy and di<span>sposal of waste are all chemical processes that in total are referred to as your metabolism.
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<span>During this chemical process the fuel in the food
we eat is converted into the energy needed to power everything we do.The chemical reaction is controlled by specific proteins in the body.</span>
