Biologically speaking, metabolism is the sum of all chemical processes within the body, though it is often referred to as those which involve digestion and cellular respiration.
That said, the answer here should be B: <span>The process by which the body gets energy from food.
For the record, A is the definition of puberty, C is likely the definition of hormones, and D is the definition of adolescence.
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When one is considering his educational goals in
relation to socio-economic factors, he needs to ponder on the following:
<span>·
</span>The change of work values over time
<span>·
</span>The change of work values change from others
<span>·
</span>How work values influencing other s
<span>·
</span>Adjusting values to what is available
<span>·
</span>Stability of work values than others over
generations
<span> </span>
From the inside or lumen, through the gut wall into the blood
