Answer:
Proteins are macronutrients required for the function and regulation of all cells in the body.
Answer:
they have big effects; it usually affects cells, tissues, and systems other than the target cells
Explanation:
AIDS which results from HIV infections, results from the inability to fight off infections not the viruses direct attack on the immune system. This means other diseases as small as an Upper Respiratory Tract infection (a cold) or the flu, can hit much harder and are more lethal.
CFC molecules are broken down in the
stratosphere by ultraviolet light to give highly reactive chlorine atoms. Then chlorine atoms react with ozone molecules. Last chlorine atoms are regenerated by this chain reaction so can react with
more ozone molecules.