Here is a term paper on the excretory system. Term Paper on Excretory System Term Paper # 1. Excretory System in Human Beings: The urinary system maintains an appropriate fluid volume by regulating the amount of water that is excreted in the urine. Other function includes regulating the concentration of various electrolytes in the body fluids and maintaining normal pH [...]
The following points highlight the three main types of organisation of living organisms. The types are: 1. Molecular or Protoplasmic Level of Organisation 2. Individual Level of Organisation 3. Higher Level of Organisation. Type # 1. Molecular or Protoplasmic Level of Organisation: All the living organisms have cellular nature and may be unicellular or multicellular. A cell is a mass [...]
The following points highlight the three events that take place during the sexual reproduction. The events are: 1. Pre-Fertilization Events 2. Fertilisation 3. Post-Fertilisation Events. 1. Pre-Fertilization Events: All the events of sexual reproduction that take place before the fusion of gametes are included in this category. Two main pre-fertilisation events are gametogenesis (formation of gametes) and gamete transfer. (i) [...]