Instant Access To 100,000+ Essays!

In the following essay the connections between the unifying themes (homeostasis, hierarchy of organization, emergent properties, the cellular basis of life, the correlation of structure and function, interaction of organisms with the environment, inheritance, unity in diversity, and ultimately evolution) of biology and the four main topics which are ecology, evolution, classification, biodiversity, and inheritance will be discussed. The excretory system utilizes the environment for optimal and efficient production of waste. This system is just one example of homeostasis, a major concept in biology. Homeostasis is defined as all living things maintain a constant internal environment. Evolutionary the excretory has become more complex with the human body changing with shape and structure; the excretory system must adapt to fit the needs of the varying environment. Homeostasis can be found in all five kingdoms which are prokaryota, protista, fungi, plantae, and animalia. Hierarchies of organization is the breakdown or build up of any unit of life. Cells can be broken down into smaller components