A single layer of cube-like cells that carry out active transport, facilitated diffusion, or secretion. They are found in mitochondria and kidneys. They often have cilia and microvilli on the surface.
credit definition The ability to obtain goods, money, or services in return for a promise to pay at some later date. The New Dictionary of Cultural Literacy, Third Edition
A credit score in the United States is a number representing the creditworthiness of a person, the likelihood that person will pay his or her debts. Lenders, such as banks and credit card companies, use credit scores to evaluate the potential risk posed by lending money to consumers.