The typical construction of a leather/vinyl combination is to use leather on those areas that come in contact with your body - the seat cushion top, the inside backrest and the tops of the armrests.
(Answer #1). Human excretion is the process of removing excess water, waste material and harmful substances fro human body. The organs involved in human excretion are listed below. 1  Skin: It removes excess water,salt ans some other substances from the body. 2  It also removes excess heat from the body.3  Lungs: These remove carbon dioxide and some moisture from the body. 4  Kidneys: It removes many different waste material and harmful substances.he organs involved in human excretion are listed below. 1  Skin: It removes excess water,salt ans some other substances from the body. 2  It also removes excess heat from the body. 3  Lungs: These remove carbon dioxide and some moisture from the body.
Xylem. Xylem vessels are involved in the movement of water through a plant-from its roots to its leaves via the stem. During this process: Water is absorbed from the soil through root hair cells.ylem and phloem. Plants have two transport systems to move food, water and minerals through their roots, stems and leaves. These systems use continuous tubes called xylem and phloem, and together they are known as vascular bundles. Plant root. Plant root.