Use cash management accounts to manage, move, and use your money easilyâand without any extra fees. Flexible cash management provides you the freedom to access, spend, and manage your money the way you want-with a debit card and free ATM withdrawals, free check writing, and free online bill pay**.
Facilitated diffusion requires. enzymes. carrier proteins. lipid carriers. carbohydrate carriers. lipid or carbohydrate carriers. 2. Facilitated diffusion occurs. into the cell only. out of the cell only.
Carrier proteins are integral/intrinsic membrane proteins; that is they exist within and span the membrane across which they transport substances. The proteins may assist in the movement of substances by facilitated diffusion or active transport. These mechanisms of movement are known as carrier-mediated transport.