Perhaps a mix of grunge, basic and dark academia.
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A. The atria are contracting and pushing blood into the bottom ventricles of the heart.
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Quantitative research<span> is a formal, objective, systematic process in which numerical data are used to obtain information about the world. This </span>research<span>method is used: to describe variables; to examine relationships among variables; to determine cause-and-effect interactions between variables.</span>
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Metabolism is the process that involves the use of energy from food for the growth and repair of body tissues. Through the chemical process of metabolism, the food we eat is broken down into smaller components to supply energy for vital bodily processes and functions.
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