Answer:
the respiratory sytem
respiratory system has many things with it or the glucose cell in general
Climatic zones are distinct areas on the earth that share the same climatic conditions. There are 4 main climatic zones; tropical, subtropical, temperate, and cold climatic zones. These climatic zones are defined by their latitudes. They also have climatic ranges depending on the position of the sun with regard to the earth and its orbit. This is in retrospect of the fact that the earth is utilized 22.5 degrees on its axis.
The largest organ in an earthworm is its skin
A good conclusion restates the hypothesis so that the reader will get was was the hypothesis made by the person and weather it was correct or not, if not then it has logical explanation to it. Conclusion also tells/summary of your project/essay