Human skin color is determined by the interaction of melanin, carotene and hemoglobin. Storage of water, fat, glucose and vitamin D is also a function of the integumentary system, according to the AAD.
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Of the 36 hours required, at least two-thirds (24 hours) must be in the areas of health, safety and welfare (HSW). However, no more than one-third (12 hours) will be accepted in other topics, which contribute to the professional practice of architecture as such practice is defined in section 7301 of the Education Law.