Activity-based budgeting (ABB) is based on the outputs of activity-based planning. Activity Dictionary: A listing and description of activities that provides a common/standard definition of activities across the organization.
Transport proteins in the cell membranes regulate the passage of. positive ions and other substances from one side of the membrane to the other. Negative ions follow positive ions and water flows toward the more concentrated solution.
1 The kidneys excrete waste products. 2  The kidneys control blood volume by regulating the volume of urine produced. 3  The kidneys help regulate the concentration of major ions in the body fluids. 4  The kidneys help regulate pH of the body fluids.