To understand institutional racism, it is important to understand the interaction between prejudice and discrimination. Prejudice is an attitude that is based on limited information or stereotypes.
Vitamin A is involved in regulating the growth and specialization (differentiation) of virtually all cells in the human body. Vitamin A has important roles in embryonic development, organ formation during fetal development, normal immune functions, and eye development and vision.
Retinol to retinoic acid regulation of gene expression, decreased epithelial cell differentiation of the scaly, increasing the number of epidermal growth factor receptor. Thus, vitamin A can regulate the growth of epithelial cells to maintain the normal epithelial tissue morphology and function.