<em>If you have low self-esteem then you don't feel so confident in yourself, and sometimes that causes people to doubt just what they can do and just how smart they can really be. It's sadly a very common problem throughout the world.</em>
<em>I hate that people don't feel confident in themselves.</em>
<em>-Northstar</em>
Body composition is used to describe the percentages of bone, water, fat, and muscle in human bodies.
The major function is to generate blood cells.
Answer: A symptom is a manifestation of disease apparent to the patient himself, while a sign is a manifestation of disease that the physician perceives.
Explanation:
Vitamins are essential for metabolism to occur. Without these vitamins, there is no way that metabolism could take place in our bodies.