A chemical need for alcohol is an addiction, or alcoholism.
Answer:The immune system is a network of cells, tissues and organs that work together to attack pathogens that try to invade your body. Bacteria, parasites and fungi that may cause infection meet a system of immune soldiers, including T-lymphocytes, macrophages and neutrophils.
Explanation:
Vitamin D is a <span>fat-soluble </span>vitamin that <span>helps regulate the amount of calcium and phosphate in the body. </span><span>The recommendation for dietary allowance for Vitamin D for different categories of people are based on scientific research, publications, traditional use, or expert opinion. </span>Recommended daily allowance (RDA) is 600 International Units (IU) for those 1-70 years of age. Here belong also individuals around 20 years of age, so their recommended dietary allowance is also 600 IU.
20-30 percent should be your percentage of daily fat intake average around.