calcium pump. the mechanism of active transport of calcium (Ca 2+) across a membrane, as of the sarcoplasmic reticulum of muscle cells, against a concentration gradient; the mechanism is driven by hydrolysis of ATP.
A rental agreement differs from a lease agreement in that it is not a long-term contract and usually occurs on a month-to-month basis. This month-to-month lease agreement expires and then renews each month upon agreement of the parties involved.
A tenancy agreement is a written agreement between a tenant or resident and a property manager/owner or provider. Types of agreements include. 1  General tenancy agreement (Form 18a) : houses, townhouses, units and houseboats. tenancy agreement must include. 1  the name and address of the tenant, and the property manager/owner or provider. 2  the dates when the agreement starts and ends (or state that the agreement is periodic). 3  details about how the tenant should pay the rent and how much rent is to be paid.