When the subject property is commercial â like office buildings, multi-tenant apartment complexes, hotels, and partially completed condominium developments â one or more of the following characteristics is usually present: 1  Rental income is generated during the foreclosure proceeding.
Other excretory products are pigments, mostly formed. by the breakdown of haemoglobin; drugs etc. Protein metabolism produces nitrogenous waste. material such as ammonia, which is the basic. nitrogenous catabolite of protein, formed by. breakdown of amino acids. Removal of the amino.
(December 2009) (Learn how and when to remove this template message) Metabolic wastes or excretes are substances left over from metabolic processes (such as cellular respiration), which cannot be used by the organism (they are surplus or toxic), and must therefore be excreted. This includes nitrogen compounds, water, CO2, phosphates, sulfates, etc.