Carbon dioxide enters the stomata during photosynthesis through the process known as

Commercial banks accept deposits and make loans to businesses and individuals. Investment banks help companies raise capital and advise on mergers. Merchant banks finance trade.

Development banks provide long-term loans for infrastructure and industry (Bank of Industry in Nigeria). Microfinance banks serve small borrowers who cannot access regular banks.

Central bank (CBN) supervises all others, controls money supply, and maintains financial stability. Each bank type serves different economic needs.