The answer is Nutrients are any chemical element or compound necessary for the metabolism of a all living beings.
Explanation:
Nutrients are a chemical that comes from outside the cell and that it needs to perform its vital functions. It is taken by the cell and transformed into a cellular constituent through a metabolic process of Biosynthesis called Anabolism. Foods contain nutrients, which are known to be substances with direct or indirect function in cellular activities that no other substance can play.
The nutrients can be:
Energetic = are those that serve as metabolic substrate for energy, so that the body can carry out the necessary functions.
Regulators = are those that control the chemical reactions of metabolism.
Structural = are those that form the structure of the organism, allowing its growth.
Being underweight can contribute to a very frail and weakened immune system. It can make one feel tired mentally. And can also affect the bones by making them very brittle and frail sometimes.
The connective tissue is compose of protein fibers that may serve as a matrix outside the bone cells. The protein fiber is different from the fibrous connective tissue as it has more ground substance. There are 2 types of connective tissues found in the body which is cartilage and bone.
